15980454

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2393}}^1$

素因数の和:2461

約数の個数: 48

約数和(自身を含む): 40334112

約数和(自身を除く): 24353658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 2393, 3339, 4786, 6678, 7179, 14358, 16751, 21537, 33502, 43074, 50253, 100506, 126829, 150759, 253658, 301518, 380487, 760974, 887803, 1141461, 1775606, 2282922, 2663409, 5326818, 7990227, 15980454]

約数ペア:

[(1, 15980454), (2, 7990227), (3, 5326818), (6, 2663409), (7, 2282922), (9, 1775606), (14, 1141461), (18, 887803), (21, 760974), (42, 380487), (53, 301518), (63, 253658), (106, 150759), (126, 126829), (159, 100506), (318, 50253), (371, 43074), (477, 33502), (742, 21537), (954, 16751), (1113, 14358), (2226, 7179), (2393, 6678), (3339, 4786)]