71221878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43481}}^1$

素因数の和:43509

約数の個数: 48

約数和(自身を含む): 189929376

約数和(自身を除く): 118707498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 43481, 86962, 130443, 260886, 304367, 391329, 565253, 608734, 782658, 913101, 1130506, 1695759, 1826202, 2739303, 3391518, 3956771, 5087277, 5478606, 7913542, 10174554, 11870313, 23740626, 35610939, 71221878]

約数ペア:

[(1, 71221878), (2, 35610939), (3, 23740626), (6, 11870313), (7, 10174554), (9, 7913542), (13, 5478606), (14, 5087277), (18, 3956771), (21, 3391518), (26, 2739303), (39, 1826202), (42, 1695759), (63, 1130506), (78, 913101), (91, 782658), (117, 608734), (126, 565253), (182, 391329), (234, 304367), (273, 260886), (546, 130443), (819, 86962), (1638, 43481)]