27731210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 55141560

約数和(自身を除く): 27410350

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 169, 269, 305, 338, 538, 610, 793, 845, 1345, 1586, 1690, 2690, 3497, 3965, 6994, 7930, 10309, 16409, 17485, 20618, 32818, 34970, 45461, 51545, 82045, 90922, 103090, 164090, 213317, 227305, 426634, 454610, 1066585, 2133170, 2773121, 5546242, 13865605, 27731210]

約数ペア:

[(1, 27731210), (2, 13865605), (5, 5546242), (10, 2773121), (13, 2133170), (26, 1066585), (61, 454610), (65, 426634), (122, 227305), (130, 213317), (169, 164090), (269, 103090), (305, 90922), (338, 82045), (538, 51545), (610, 45461), (793, 34970), (845, 32818), (1345, 20618), (1586, 17485), (1690, 16409), (2690, 10309), (3497, 7930), (3965, 6994)]