156657491348

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{197243}}^1$

素因数の和:197456

約数の個数: 48

約数和(自身を含む): 292268269440

約数和(自身を除く): 135610778092

約数列:

[1, 2, 4, 23, 46, 89, 92, 97, 178, 194, 356, 388, 2047, 2231, 4094, 4462, 8188, 8633, 8924, 17266, 34532, 197243, 198559, 394486, 397118, 788972, 794236, 4536589, 9073178, 17554627, 18146356, 19132571, 35109254, 38265142, 70218508, 76530284, 403756421, 440049133, 807512842, 880098266, 1615025684, 1702798819, 1760196532, 3405597638, 6811195276, 39164372837, 78328745674, 156657491348]

約数ペア:

[(1, 156657491348), (2, 78328745674), (4, 39164372837), (23, 6811195276), (46, 3405597638), (89, 1760196532), (92, 1702798819), (97, 1615025684), (178, 880098266), (194, 807512842), (356, 440049133), (388, 403756421), (2047, 76530284), (2231, 70218508), (4094, 38265142), (4462, 35109254), (8188, 19132571), (8633, 18146356), (8924, 17554627), (17266, 9073178), (34532, 4536589), (197243, 794236), (198559, 788972), (394486, 397118)]