61873305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 111767040

約数和(自身を除く): 49893735

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 71, 109, 123, 195, 205, 213, 327, 355, 533, 545, 615, 923, 1065, 1417, 1599, 1635, 2665, 2769, 2911, 4251, 4469, 4615, 7085, 7739, 7995, 8733, 13407, 13845, 14555, 21255, 22345, 23217, 37843, 38695, 43665, 58097, 67035, 100607, 113529, 116085, 174291, 189215, 290485, 301821, 317299, 503035, 567645, 871455, 951897, 1509105, 1586495, 4124887, 4759485, 12374661, 20624435, 61873305]

約数ペア:

[(1, 61873305), (3, 20624435), (5, 12374661), (13, 4759485), (15, 4124887), (39, 1586495), (41, 1509105), (65, 951897), (71, 871455), (109, 567645), (123, 503035), (195, 317299), (205, 301821), (213, 290485), (327, 189215), (355, 174291), (533, 116085), (545, 113529), (615, 100607), (923, 67035), (1065, 58097), (1417, 43665), (1599, 38695), (1635, 37843), (2665, 23217), (2769, 22345), (2911, 21255), (4251, 14555), (4469, 13845), (4615, 13407), (7085, 8733), (7739, 7995)]