281525934

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 607150080

約数和(自身を除く): 325624146

約数列:

[1, 2, 3, 6, 23, 46, 59, 69, 71, 118, 138, 142, 177, 213, 354, 426, 487, 974, 1357, 1461, 1633, 2714, 2922, 3266, 4071, 4189, 4899, 8142, 8378, 9798, 11201, 12567, 22402, 25134, 28733, 33603, 34577, 57466, 67206, 69154, 86199, 96347, 103731, 172398, 192694, 207462, 289041, 578082, 660859, 795271, 1321718, 1590542, 1982577, 2040043, 2385813, 3965154, 4080086, 4771626, 6120129, 12240258, 46920989, 93841978, 140762967, 281525934]

約数ペア:

[(1, 281525934), (2, 140762967), (3, 93841978), (6, 46920989), (23, 12240258), (46, 6120129), (59, 4771626), (69, 4080086), (71, 3965154), (118, 2385813), (138, 2040043), (142, 1982577), (177, 1590542), (213, 1321718), (354, 795271), (426, 660859), (487, 578082), (974, 289041), (1357, 207462), (1461, 192694), (1633, 172398), (2714, 103731), (2922, 96347), (3266, 86199), (4071, 69154), (4189, 67206), (4899, 57466), (8142, 34577), (8378, 33603), (9798, 28733), (11201, 25134), (12567, 22402)]