215660796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19471}}^1$

素因数の和:19562

約数の個数: 48

約数和(自身を含む): 549577728

約数和(自身を除く): 333916932

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 2769, 3692, 5538, 11076, 19471, 38942, 58413, 77884, 116826, 233652, 253123, 506246, 759369, 1012492, 1382441, 1518738, 2764882, 3037476, 4147323, 5529764, 8294646, 16589292, 17971733, 35943466, 53915199, 71886932, 107830398, 215660796]

約数ペア:

[(1, 215660796), (2, 107830398), (3, 71886932), (4, 53915199), (6, 35943466), (12, 17971733), (13, 16589292), (26, 8294646), (39, 5529764), (52, 4147323), (71, 3037476), (78, 2764882), (142, 1518738), (156, 1382441), (213, 1012492), (284, 759369), (426, 506246), (852, 253123), (923, 233652), (1846, 116826), (2769, 77884), (3692, 58413), (5538, 38942), (11076, 19471)]