287539236

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3209}}^1$

素因数の和:3369

約数の個数: 72

約数和(自身を含む): 771170400

約数和(自身を除く): 483631164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 131, 171, 228, 262, 342, 393, 524, 684, 786, 1179, 1572, 2358, 2489, 3209, 4716, 4978, 6418, 7467, 9627, 9956, 12836, 14934, 19254, 22401, 28881, 29868, 38508, 44802, 57762, 60971, 89604, 115524, 121942, 182913, 243884, 365826, 420379, 548739, 731652, 840758, 1097478, 1261137, 1681516, 2194956, 2522274, 3783411, 5044548, 7566822, 7987201, 15133644, 15974402, 23961603, 31948804, 47923206, 71884809, 95846412, 143769618, 287539236]

約数ペア:

[(1, 287539236), (2, 143769618), (3, 95846412), (4, 71884809), (6, 47923206), (9, 31948804), (12, 23961603), (18, 15974402), (19, 15133644), (36, 7987201), (38, 7566822), (57, 5044548), (76, 3783411), (114, 2522274), (131, 2194956), (171, 1681516), (228, 1261137), (262, 1097478), (342, 840758), (393, 731652), (524, 548739), (684, 420379), (786, 365826), (1179, 243884), (1572, 182913), (2358, 121942), (2489, 115524), (3209, 89604), (4716, 60971), (4978, 57762), (6418, 44802), (7467, 38508), (9627, 29868), (9956, 28881), (12836, 22401), (14934, 19254)]