31161746

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 60033312

約数和(自身を除く): 28871566

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 137, 154, 211, 274, 422, 539, 959, 1078, 1477, 1507, 1918, 2321, 2954, 3014, 4642, 6713, 10339, 10549, 13426, 16247, 20678, 21098, 28907, 32494, 57814, 73843, 113729, 147686, 202349, 227458, 317977, 404698, 635954, 1416443, 2225839, 2832886, 4451678, 15580873, 31161746]

約数ペア:

[(1, 31161746), (2, 15580873), (7, 4451678), (11, 2832886), (14, 2225839), (22, 1416443), (49, 635954), (77, 404698), (98, 317977), (137, 227458), (154, 202349), (211, 147686), (274, 113729), (422, 73843), (539, 57814), (959, 32494), (1078, 28907), (1477, 21098), (1507, 20678), (1918, 16247), (2321, 13426), (2954, 10549), (3014, 10339), (4642, 6713)]