28321324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 54684000

約数和(自身を除く): 26362676

約数列:

[1, 2, 4, 19, 38, 41, 61, 76, 82, 122, 149, 164, 244, 298, 596, 779, 1159, 1558, 2318, 2501, 2831, 3116, 4636, 5002, 5662, 6109, 9089, 10004, 11324, 12218, 18178, 24436, 36356, 47519, 95038, 116071, 172691, 190076, 232142, 345382, 372649, 464284, 690764, 745298, 1490596, 7080331, 14160662, 28321324]

約数ペア:

[(1, 28321324), (2, 14160662), (4, 7080331), (19, 1490596), (38, 745298), (41, 690764), (61, 464284), (76, 372649), (82, 345382), (122, 232142), (149, 190076), (164, 172691), (244, 116071), (298, 95038), (596, 47519), (779, 36356), (1159, 24436), (1558, 18178), (2318, 12218), (2501, 11324), (2831, 10004), (3116, 9089), (4636, 6109), (5002, 5662)]