39478815

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 71207136

約数和(自身を除く): 31728321

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 131, 181, 185, 333, 393, 543, 555, 655, 905, 1179, 1629, 1665, 1965, 2715, 4847, 5895, 6697, 8145, 14541, 20091, 23711, 24235, 33485, 43623, 60273, 71133, 72705, 100455, 118555, 213399, 218115, 301365, 355665, 877307, 1066995, 2631921, 4386535, 7895763, 13159605, 39478815]

約数ペア:

[(1, 39478815), (3, 13159605), (5, 7895763), (9, 4386535), (15, 2631921), (37, 1066995), (45, 877307), (111, 355665), (131, 301365), (181, 218115), (185, 213399), (333, 118555), (393, 100455), (543, 72705), (555, 71133), (655, 60273), (905, 43623), (1179, 33485), (1629, 24235), (1665, 23711), (1965, 20091), (2715, 14541), (4847, 8145), (5895, 6697)]