1638415836

素因数分解:

$2^2\times 3^6\times {\mathrm{61}}^2\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 126

約数和(自身を含む): 4399447416

約数和(自身を除く): 2761031580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 151, 162, 183, 243, 244, 302, 324, 366, 453, 486, 549, 604, 729, 732, 906, 972, 1098, 1359, 1458, 1647, 1812, 2196, 2718, 2916, 3294, 3721, 4077, 4941, 5436, 6588, 7442, 8154, 9211, 9882, 11163, 12231, 14823, 14884, 16308, 18422, 19764, 22326, 24462, 27633, 29646, 33489, 36693, 36844, 44469, 44652, 48924, 55266, 59292, 66978, 73386, 82899, 88938, 100467, 110079, 110532, 133956, 146772, 165798, 177876, 200934, 220158, 248697, 301401, 331596, 401868, 440316, 497394, 561871, 602802, 746091, 904203, 994788, 1123742, 1205604, 1492182, 1685613, 1808406, 2238273, 2247484, 2712609, 2984364, 3371226, 3616812, 4476546, 5056839, 5425218, 6714819, 6742452, 8953092, 10113678, 10850436, 13429638, 15170517, 20227356, 26859276, 30341034, 45511551, 60682068, 91023102, 136534653, 182046204, 273069306, 409603959, 546138612, 819207918, 1638415836]

約数ペア:

[(1, 1638415836), (2, 819207918), (3, 546138612), (4, 409603959), (6, 273069306), (9, 182046204), (12, 136534653), (18, 91023102), (27, 60682068), (36, 45511551), (54, 30341034), (61, 26859276), (81, 20227356), (108, 15170517), (122, 13429638), (151, 10850436), (162, 10113678), (183, 8953092), (243, 6742452), (244, 6714819), (302, 5425218), (324, 5056839), (366, 4476546), (453, 3616812), (486, 3371226), (549, 2984364), (604, 2712609), (729, 2247484), (732, 2238273), (906, 1808406), (972, 1685613), (1098, 1492182), (1359, 1205604), (1458, 1123742), (1647, 994788), (1812, 904203), (2196, 746091), (2718, 602802), (2916, 561871), (3294, 497394), (3721, 440316), (4077, 401868), (4941, 331596), (5436, 301401), (6588, 248697), (7442, 220158), (8154, 200934), (9211, 177876), (9882, 165798), (11163, 146772), (12231, 133956), (14823, 110532), (14884, 110079), (16308, 100467), (18422, 88938), (19764, 82899), (22326, 73386), (24462, 66978), (27633, 59292), (29646, 55266), (33489, 48924), (36693, 44652), (36844, 44469)]