661566455556

素因数分解:

$2^2\times 3^1\times {\mathrm{1997}}^1\times {\mathrm{2017}}^1\times {\mathrm{13687}}^1$

素因数の和:17708

約数の個数: 48

約数和(自身を含む): 1545306650496

約数和(自身を除く): 883740194940

約数列:

[1, 2, 3, 4, 6, 12, 1997, 2017, 3994, 4034, 5991, 6051, 7988, 8068, 11982, 12102, 13687, 23964, 24204, 27374, 41061, 54748, 82122, 164244, 4027949, 8055898, 12083847, 16111796, 24167694, 27332939, 27606679, 48335388, 54665878, 55213358, 81998817, 82820037, 109331756, 110426716, 163997634, 165640074, 327995268, 331280148, 55130537963, 110261075926, 165391613889, 220522151852, 330783227778, 661566455556]

約数ペア:

[(1, 661566455556), (2, 330783227778), (3, 220522151852), (4, 165391613889), (6, 110261075926), (12, 55130537963), (1997, 331280148), (2017, 327995268), (3994, 165640074), (4034, 163997634), (5991, 110426716), (6051, 109331756), (7988, 82820037), (8068, 81998817), (11982, 55213358), (12102, 54665878), (13687, 48335388), (23964, 27606679), (24204, 27332939), (27374, 24167694), (41061, 16111796), (54748, 12083847), (82122, 8055898), (164244, 4027949)]