251175904

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21157}}^1$

素因数の和:21227

約数の個数: 48

約数和(自身を含む): 575836128

約数和(自身を除く): 324660224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 212, 224, 371, 424, 742, 848, 1484, 1696, 2968, 5936, 11872, 21157, 42314, 84628, 148099, 169256, 296198, 338512, 592396, 677024, 1121321, 1184792, 2242642, 2369584, 4485284, 4739168, 7849247, 8970568, 15698494, 17941136, 31396988, 35882272, 62793976, 125587952, 251175904]

約数ペア:

[(1, 251175904), (2, 125587952), (4, 62793976), (7, 35882272), (8, 31396988), (14, 17941136), (16, 15698494), (28, 8970568), (32, 7849247), (53, 4739168), (56, 4485284), (106, 2369584), (112, 2242642), (212, 1184792), (224, 1121321), (371, 677024), (424, 592396), (742, 338512), (848, 296198), (1484, 169256), (1696, 148099), (2968, 84628), (5936, 42314), (11872, 21157)]