747996858

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{3803}}^1$

素因数の和:4048

約数の個数: 72

約数和(自身を含む): 1894209408

約数和(自身を除く): 1146212550

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 223, 294, 441, 446, 669, 882, 1338, 1561, 2007, 3122, 3803, 4014, 4683, 7606, 9366, 10927, 11409, 14049, 21854, 22818, 26621, 28098, 32781, 34227, 53242, 65562, 68454, 79863, 98343, 159726, 186347, 196686, 239589, 372694, 479178, 559041, 848069, 1118082, 1677123, 1696138, 2544207, 3354246, 5088414, 5936483, 7632621, 11872966, 15265242, 17809449, 35618898, 41555381, 53428347, 83110762, 106856694, 124666143, 249332286, 373998429, 747996858]

約数ペア:

[(1, 747996858), (2, 373998429), (3, 249332286), (6, 124666143), (7, 106856694), (9, 83110762), (14, 53428347), (18, 41555381), (21, 35618898), (42, 17809449), (49, 15265242), (63, 11872966), (98, 7632621), (126, 5936483), (147, 5088414), (223, 3354246), (294, 2544207), (441, 1696138), (446, 1677123), (669, 1118082), (882, 848069), (1338, 559041), (1561, 479178), (2007, 372694), (3122, 239589), (3803, 196686), (4014, 186347), (4683, 159726), (7606, 98343), (9366, 79863), (10927, 68454), (11409, 65562), (14049, 53242), (21854, 34227), (22818, 32781), (26621, 28098)]