31977666

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:357

約数の個数: 80

約数和(自身を含む): 82868544

約数和(自身を除く): 50890878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 163, 173, 189, 326, 346, 378, 489, 519, 567, 978, 1038, 1134, 1141, 1211, 1467, 1557, 2282, 2422, 2934, 3114, 3423, 3633, 4401, 4671, 6846, 7266, 8802, 9342, 10269, 10899, 13203, 14013, 20538, 21798, 26406, 28026, 28199, 30807, 32697, 56398, 61614, 65394, 84597, 92421, 98091, 169194, 184842, 196182, 197393, 253791, 394786, 507582, 592179, 761373, 1184358, 1522746, 1776537, 2284119, 3553074, 4568238, 5329611, 10659222, 15988833, 31977666]

約数ペア:

[(1, 31977666), (2, 15988833), (3, 10659222), (6, 5329611), (7, 4568238), (9, 3553074), (14, 2284119), (18, 1776537), (21, 1522746), (27, 1184358), (42, 761373), (54, 592179), (63, 507582), (81, 394786), (126, 253791), (162, 197393), (163, 196182), (173, 184842), (189, 169194), (326, 98091), (346, 92421), (378, 84597), (489, 65394), (519, 61614), (567, 56398), (978, 32697), (1038, 30807), (1134, 28199), (1141, 28026), (1211, 26406), (1467, 21798), (1557, 20538), (2282, 14013), (2422, 13203), (2934, 10899), (3114, 10269), (3423, 9342), (3633, 8802), (4401, 7266), (4671, 6846)]