621894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 1645056

約数和(自身を除く): 1023162

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 67, 78, 91, 102, 119, 134, 182, 201, 221, 238, 273, 357, 402, 442, 469, 546, 663, 714, 871, 938, 1139, 1326, 1407, 1547, 1742, 2278, 2613, 2814, 3094, 3417, 4641, 5226, 6097, 6834, 7973, 9282, 12194, 14807, 15946, 18291, 23919, 29614, 36582, 44421, 47838, 88842, 103649, 207298, 310947, 621894]

約数ペア:

[(1, 621894), (2, 310947), (3, 207298), (6, 103649), (7, 88842), (13, 47838), (14, 44421), (17, 36582), (21, 29614), (26, 23919), (34, 18291), (39, 15946), (42, 14807), (51, 12194), (67, 9282), (78, 7973), (91, 6834), (102, 6097), (119, 5226), (134, 4641), (182, 3417), (201, 3094), (221, 2814), (238, 2613), (273, 2278), (357, 1742), (402, 1547), (442, 1407), (469, 1326), (546, 1139), (663, 938), (714, 871)]