28489992

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 74304000

約数和(自身を除く): 45814008

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 149, 186, 248, 257, 298, 372, 447, 514, 596, 744, 771, 894, 1028, 1192, 1542, 1788, 2056, 3084, 3576, 4619, 6168, 7967, 9238, 13857, 15934, 18476, 23901, 27714, 31868, 36952, 38293, 47802, 55428, 63736, 76586, 95604, 110856, 114879, 153172, 191208, 229758, 306344, 459516, 919032, 1187083, 2374166, 3561249, 4748332, 7122498, 9496664, 14244996, 28489992]

約数ペア:

[(1, 28489992), (2, 14244996), (3, 9496664), (4, 7122498), (6, 4748332), (8, 3561249), (12, 2374166), (24, 1187083), (31, 919032), (62, 459516), (93, 306344), (124, 229758), (149, 191208), (186, 153172), (248, 114879), (257, 110856), (298, 95604), (372, 76586), (447, 63736), (514, 55428), (596, 47802), (744, 38293), (771, 36952), (894, 31868), (1028, 27714), (1192, 23901), (1542, 18476), (1788, 15934), (2056, 13857), (3084, 9238), (3576, 7967), (4619, 6168)]