81640962

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1297}}^1$

素因数の和:1587

約数の個数: 48

約数和(自身を含む): 191351160

約数和(自身を除く): 109710198

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 269, 538, 807, 1297, 1614, 2421, 2594, 3497, 3891, 4842, 6994, 7782, 10491, 11673, 16861, 20982, 23346, 31473, 33722, 50583, 62946, 101166, 151749, 303498, 348893, 697786, 1046679, 2093358, 3140037, 4535609, 6280074, 9071218, 13606827, 27213654, 40820481, 81640962]

約数ペア:

[(1, 81640962), (2, 40820481), (3, 27213654), (6, 13606827), (9, 9071218), (13, 6280074), (18, 4535609), (26, 3140037), (39, 2093358), (78, 1046679), (117, 697786), (234, 348893), (269, 303498), (538, 151749), (807, 101166), (1297, 62946), (1614, 50583), (2421, 33722), (2594, 31473), (3497, 23346), (3891, 20982), (4842, 16861), (6994, 11673), (7782, 10491)]