28628264

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 63936000

約数和(自身を除く): 35307736

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 73, 94, 146, 149, 188, 292, 298, 329, 376, 511, 584, 596, 658, 1022, 1043, 1192, 1316, 2044, 2086, 2632, 3431, 4088, 4172, 6862, 7003, 8344, 10877, 13724, 14006, 21754, 24017, 27448, 28012, 43508, 48034, 49021, 56024, 76139, 87016, 96068, 98042, 152278, 192136, 196084, 304556, 392168, 511219, 609112, 1022438, 2044876, 3578533, 4089752, 7157066, 14314132, 28628264]

約数ペア:

[(1, 28628264), (2, 14314132), (4, 7157066), (7, 4089752), (8, 3578533), (14, 2044876), (28, 1022438), (47, 609112), (56, 511219), (73, 392168), (94, 304556), (146, 196084), (149, 192136), (188, 152278), (292, 98042), (298, 96068), (329, 87016), (376, 76139), (511, 56024), (584, 49021), (596, 48034), (658, 43508), (1022, 28012), (1043, 27448), (1192, 24017), (1316, 21754), (2044, 14006), (2086, 13724), (2632, 10877), (3431, 8344), (4088, 7003), (4172, 6862)]