91738108

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1999}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 201600000

約数和(自身を除く): 109861892

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 149, 154, 298, 308, 596, 1043, 1639, 1999, 2086, 3278, 3998, 4172, 6556, 7996, 11473, 13993, 21989, 22946, 27986, 43978, 45892, 55972, 87956, 153923, 297851, 307846, 595702, 615692, 1191404, 2084957, 3276361, 4169914, 6552722, 8339828, 13105444, 22934527, 45869054, 91738108]

約数ペア:

[(1, 91738108), (2, 45869054), (4, 22934527), (7, 13105444), (11, 8339828), (14, 6552722), (22, 4169914), (28, 3276361), (44, 2084957), (77, 1191404), (149, 615692), (154, 595702), (298, 307846), (308, 297851), (596, 153923), (1043, 87956), (1639, 55972), (1999, 45892), (2086, 43978), (3278, 27986), (3998, 22946), (4172, 21989), (6556, 13993), (7996, 11473)]