61897275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 122737680

約数和(自身を除く): 60840405

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 89, 99, 165, 225, 267, 275, 281, 445, 495, 801, 825, 843, 979, 1335, 1405, 2225, 2475, 2529, 2937, 3091, 4005, 4215, 4895, 6675, 7025, 8811, 9273, 12645, 14685, 15455, 20025, 21075, 24475, 25009, 27819, 44055, 46365, 63225, 73425, 75027, 77275, 125045, 139095, 220275, 225081, 231825, 275099, 375135, 625225, 695475, 825297, 1125405, 1375495, 1875675, 2475891, 4126485, 5627025, 6877475, 12379455, 20632425, 61897275]

約数ペア:

[(1, 61897275), (3, 20632425), (5, 12379455), (9, 6877475), (11, 5627025), (15, 4126485), (25, 2475891), (33, 1875675), (45, 1375495), (55, 1125405), (75, 825297), (89, 695475), (99, 625225), (165, 375135), (225, 275099), (267, 231825), (275, 225081), (281, 220275), (445, 139095), (495, 125045), (801, 77275), (825, 75027), (843, 73425), (979, 63225), (1335, 46365), (1405, 44055), (2225, 27819), (2475, 25009), (2529, 24475), (2937, 21075), (3091, 20025), (4005, 15455), (4215, 14685), (4895, 12645), (6675, 9273), (7025, 8811)]