216559638

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1553}}^1$

素因数の和:1749

約数の個数: 48

約数和(自身を含む): 480969216

約数和(自身を除く): 264409578

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 127, 183, 254, 366, 381, 549, 762, 1098, 1143, 1553, 2286, 3106, 4659, 7747, 9318, 13977, 15494, 23241, 27954, 46482, 69723, 94733, 139446, 189466, 197231, 284199, 394462, 568398, 591693, 852597, 1183386, 1705194, 1775079, 3550158, 12031091, 24062182, 36093273, 72186546, 108279819, 216559638]

約数ペア:

[(1, 216559638), (2, 108279819), (3, 72186546), (6, 36093273), (9, 24062182), (18, 12031091), (61, 3550158), (122, 1775079), (127, 1705194), (183, 1183386), (254, 852597), (366, 591693), (381, 568398), (549, 394462), (762, 284199), (1098, 197231), (1143, 189466), (1553, 139446), (2286, 94733), (3106, 69723), (4659, 46482), (7747, 27954), (9318, 23241), (13977, 15494)]