207895428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3391}}^1$

素因数の和:3545

約数の個数: 72

約数和(自身を含む): 570425856

約数和(自身を除く): 362530428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 131, 156, 234, 262, 393, 468, 524, 786, 1179, 1572, 1703, 2358, 3391, 3406, 4716, 5109, 6782, 6812, 10173, 10218, 13564, 15327, 20346, 20436, 30519, 30654, 40692, 44083, 61038, 61308, 88166, 122076, 132249, 176332, 264498, 396747, 444221, 528996, 793494, 888442, 1332663, 1586988, 1776884, 2665326, 3997989, 5330652, 5774873, 7995978, 11549746, 15991956, 17324619, 23099492, 34649238, 51973857, 69298476, 103947714, 207895428]

約数ペア:

[(1, 207895428), (2, 103947714), (3, 69298476), (4, 51973857), (6, 34649238), (9, 23099492), (12, 17324619), (13, 15991956), (18, 11549746), (26, 7995978), (36, 5774873), (39, 5330652), (52, 3997989), (78, 2665326), (117, 1776884), (131, 1586988), (156, 1332663), (234, 888442), (262, 793494), (393, 528996), (468, 444221), (524, 396747), (786, 264498), (1179, 176332), (1572, 132249), (1703, 122076), (2358, 88166), (3391, 61308), (3406, 61038), (4716, 44083), (5109, 40692), (6782, 30654), (6812, 30519), (10173, 20436), (10218, 20346), (13564, 15327)]