9175390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 20321280

約数和(自身を除く): 11145890

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 41, 46, 70, 82, 115, 139, 161, 205, 230, 278, 287, 322, 410, 574, 695, 805, 943, 973, 1390, 1435, 1610, 1886, 1946, 2870, 3197, 4715, 4865, 5699, 6394, 6601, 9430, 9730, 11398, 13202, 15985, 22379, 28495, 31970, 33005, 39893, 44758, 56990, 66010, 79786, 111895, 131077, 199465, 223790, 262154, 398930, 655385, 917539, 1310770, 1835078, 4587695, 9175390]

約数ペア:

[(1, 9175390), (2, 4587695), (5, 1835078), (7, 1310770), (10, 917539), (14, 655385), (23, 398930), (35, 262154), (41, 223790), (46, 199465), (70, 131077), (82, 111895), (115, 79786), (139, 66010), (161, 56990), (205, 44758), (230, 39893), (278, 33005), (287, 31970), (322, 28495), (410, 22379), (574, 15985), (695, 13202), (805, 11398), (943, 9730), (973, 9430), (1390, 6601), (1435, 6394), (1610, 5699), (1886, 4865), (1946, 4715), (2870, 3197)]