1218690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1231}}^1$

素因数の和:1255

約数の個数: 48

約数和(自身を含む): 3459456

約数和(自身を除く): 2240766

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 1231, 2462, 3693, 6155, 7386, 11079, 12310, 13541, 18465, 22158, 27082, 36930, 40623, 55395, 67705, 81246, 110790, 121869, 135410, 203115, 243738, 406230, 609345, 1218690]

約数ペア:

[(1, 1218690), (2, 609345), (3, 406230), (5, 243738), (6, 203115), (9, 135410), (10, 121869), (11, 110790), (15, 81246), (18, 67705), (22, 55395), (30, 40623), (33, 36930), (45, 27082), (55, 22158), (66, 18465), (90, 13541), (99, 12310), (110, 11079), (165, 7386), (198, 6155), (330, 3693), (495, 2462), (990, 1231)]