3917745

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 7552272

約数和(自身を除く): 3634527

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 181, 185, 195, 333, 481, 543, 555, 585, 905, 1443, 1629, 1665, 2353, 2405, 2715, 4329, 6697, 7059, 7215, 8145, 11765, 20091, 21177, 21645, 33485, 35295, 60273, 87061, 100455, 105885, 261183, 301365, 435305, 783549, 1305915, 3917745]

約数ペア:

[(1, 3917745), (3, 1305915), (5, 783549), (9, 435305), (13, 301365), (15, 261183), (37, 105885), (39, 100455), (45, 87061), (65, 60273), (111, 35295), (117, 33485), (181, 21645), (185, 21177), (195, 20091), (333, 11765), (481, 8145), (543, 7215), (555, 7059), (585, 6697), (905, 4329), (1443, 2715), (1629, 2405), (1665, 2353)]