128946426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{463}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 311808000

約数和(自身を除く): 182861574

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 349, 399, 463, 698, 798, 926, 1047, 1389, 2094, 2443, 2778, 3241, 4886, 6482, 6631, 7329, 8797, 9723, 13262, 14658, 17594, 19446, 19893, 26391, 39786, 46417, 52782, 61579, 92834, 123158, 139251, 161587, 184737, 278502, 323174, 369474, 484761, 969522, 1131109, 2262218, 3070153, 3393327, 6140306, 6786654, 9210459, 18420918, 21491071, 42982142, 64473213, 128946426]

約数ペア:

[(1, 128946426), (2, 64473213), (3, 42982142), (6, 21491071), (7, 18420918), (14, 9210459), (19, 6786654), (21, 6140306), (38, 3393327), (42, 3070153), (57, 2262218), (114, 1131109), (133, 969522), (266, 484761), (349, 369474), (399, 323174), (463, 278502), (698, 184737), (798, 161587), (926, 139251), (1047, 123158), (1389, 92834), (2094, 61579), (2443, 52782), (2778, 46417), (3241, 39786), (4886, 26391), (6482, 19893), (6631, 19446), (7329, 17594), (8797, 14658), (9723, 13262)]