905190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 2564352

約数和(自身を除く): 1659162

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 211, 286, 330, 390, 422, 429, 633, 715, 858, 1055, 1266, 1430, 2110, 2145, 2321, 2743, 3165, 4290, 4642, 5486, 6330, 6963, 8229, 11605, 13715, 13926, 16458, 23210, 27430, 30173, 34815, 41145, 60346, 69630, 82290, 90519, 150865, 181038, 301730, 452595, 905190]

約数ペア:

[(1, 905190), (2, 452595), (3, 301730), (5, 181038), (6, 150865), (10, 90519), (11, 82290), (13, 69630), (15, 60346), (22, 41145), (26, 34815), (30, 30173), (33, 27430), (39, 23210), (55, 16458), (65, 13926), (66, 13715), (78, 11605), (110, 8229), (130, 6963), (143, 6330), (165, 5486), (195, 4642), (211, 4290), (286, 3165), (330, 2743), (390, 2321), (422, 2145), (429, 2110), (633, 1430), (715, 1266), (858, 1055)]