81839628

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5641}}^1$

素因数の和:5695

約数の個数: 72

約数和(自身を含む): 230013056

約数和(自身を除く): 148173428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 5641, 7254, 11282, 14508, 16923, 22564, 33846, 50769, 67692, 73333, 101538, 146666, 174871, 203076, 219999, 293332, 349742, 439998, 524613, 659997, 699484, 879996, 1049226, 1319994, 1573839, 2098452, 2273323, 2639988, 3147678, 4546646, 6295356, 6819969, 9093292, 13639938, 20459907, 27279876, 40919814, 81839628]

約数ペア:

[(1, 81839628), (2, 40919814), (3, 27279876), (4, 20459907), (6, 13639938), (9, 9093292), (12, 6819969), (13, 6295356), (18, 4546646), (26, 3147678), (31, 2639988), (36, 2273323), (39, 2098452), (52, 1573839), (62, 1319994), (78, 1049226), (93, 879996), (117, 699484), (124, 659997), (156, 524613), (186, 439998), (234, 349742), (279, 293332), (372, 219999), (403, 203076), (468, 174871), (558, 146666), (806, 101538), (1116, 73333), (1209, 67692), (1612, 50769), (2418, 33846), (3627, 22564), (4836, 16923), (5641, 14508), (7254, 11282)]