201421539

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 340623360

約数和(自身を除く): 139201821

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 131, 167, 279, 297, 341, 393, 501, 837, 1023, 1179, 1441, 1503, 1837, 3069, 3537, 4061, 4323, 4509, 5177, 5511, 9207, 12183, 12969, 15531, 16533, 21877, 36549, 38907, 44671, 46593, 49599, 56947, 65631, 109647, 134013, 139779, 170841, 196893, 240647, 402039, 512523, 590679, 678187, 721941, 1206117, 1537569, 2034561, 2165823, 6103683, 6497469, 7460057, 18311049, 22380171, 67140513, 201421539]

約数ペア:

[(1, 201421539), (3, 67140513), (9, 22380171), (11, 18311049), (27, 7460057), (31, 6497469), (33, 6103683), (93, 2165823), (99, 2034561), (131, 1537569), (167, 1206117), (279, 721941), (297, 678187), (341, 590679), (393, 512523), (501, 402039), (837, 240647), (1023, 196893), (1179, 170841), (1441, 139779), (1503, 134013), (1837, 109647), (3069, 65631), (3537, 56947), (4061, 49599), (4323, 46593), (4509, 44671), (5177, 38907), (5511, 36549), (9207, 21877), (12183, 16533), (12969, 15531)]