551444828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 1123340400

約数和(自身を除く): 571895572

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 149, 209, 233, 298, 361, 418, 466, 596, 722, 836, 932, 1444, 1639, 2563, 2831, 3278, 3971, 4427, 5126, 5662, 6556, 7942, 8854, 10252, 11324, 15884, 17708, 31141, 34717, 48697, 53789, 62282, 69434, 84113, 97394, 107578, 124564, 138868, 168226, 194788, 215156, 336452, 381887, 591679, 659623, 763774, 925243, 1183358, 1319246, 1527548, 1850486, 2366716, 2638492, 3700972, 7255853, 12532837, 14511706, 25065674, 29023412, 50131348, 137861207, 275722414, 551444828]

約数ペア:

[(1, 551444828), (2, 275722414), (4, 137861207), (11, 50131348), (19, 29023412), (22, 25065674), (38, 14511706), (44, 12532837), (76, 7255853), (149, 3700972), (209, 2638492), (233, 2366716), (298, 1850486), (361, 1527548), (418, 1319246), (466, 1183358), (596, 925243), (722, 763774), (836, 659623), (932, 591679), (1444, 381887), (1639, 336452), (2563, 215156), (2831, 194788), (3278, 168226), (3971, 138868), (4427, 124564), (5126, 107578), (5662, 97394), (6556, 84113), (7942, 69434), (8854, 62282), (10252, 53789), (11324, 48697), (15884, 34717), (17708, 31141)]