187777278

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{9907}}^1$

素因数の和:9940

約数の個数: 56

約数和(自身を含む): 454836648

約数和(自身を除く): 267059370

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 729, 1053, 1458, 2106, 3159, 6318, 9477, 9907, 18954, 19814, 29721, 59442, 89163, 128791, 178326, 257582, 267489, 386373, 534978, 772746, 802467, 1159119, 1604934, 2318238, 2407401, 3477357, 4814802, 6954714, 7222203, 10432071, 14444406, 20864142, 31296213, 62592426, 93888639, 187777278]

約数ペア:

[(1, 187777278), (2, 93888639), (3, 62592426), (6, 31296213), (9, 20864142), (13, 14444406), (18, 10432071), (26, 7222203), (27, 6954714), (39, 4814802), (54, 3477357), (78, 2407401), (81, 2318238), (117, 1604934), (162, 1159119), (234, 802467), (243, 772746), (351, 534978), (486, 386373), (702, 267489), (729, 257582), (1053, 178326), (1458, 128791), (2106, 89163), (3159, 59442), (6318, 29721), (9477, 19814), (9907, 18954)]