668761848

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{488861}}^1$

素因数の和:488892

約数の個数: 48

約数和(自身を含む): 1906561800

約数和(自身を除く): 1237799952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 488861, 977722, 1466583, 1955444, 2933166, 3910888, 4399749, 5866332, 8799498, 9288359, 11732664, 17598996, 18576718, 27865077, 35197992, 37153436, 55730154, 74306872, 83595231, 111460308, 167190462, 222920616, 334380924, 668761848]

約数ペア:

[(1, 668761848), (2, 334380924), (3, 222920616), (4, 167190462), (6, 111460308), (8, 83595231), (9, 74306872), (12, 55730154), (18, 37153436), (19, 35197992), (24, 27865077), (36, 18576718), (38, 17598996), (57, 11732664), (72, 9288359), (76, 8799498), (114, 5866332), (152, 4399749), (171, 3910888), (228, 2933166), (342, 1955444), (456, 1466583), (684, 977722), (1368, 488861)]