74260215

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 135465408

約数和(自身を除く): 61205193

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 157, 207, 345, 457, 471, 785, 1035, 1371, 1413, 2285, 2355, 3611, 4113, 6855, 7065, 10511, 10833, 18055, 20565, 31533, 32499, 52555, 54165, 71749, 94599, 157665, 162495, 215247, 358745, 472995, 645741, 1076235, 1650227, 3228705, 4950681, 8251135, 14852043, 24753405, 74260215]

約数ペア:

[(1, 74260215), (3, 24753405), (5, 14852043), (9, 8251135), (15, 4950681), (23, 3228705), (45, 1650227), (69, 1076235), (115, 645741), (157, 472995), (207, 358745), (345, 215247), (457, 162495), (471, 157665), (785, 94599), (1035, 71749), (1371, 54165), (1413, 52555), (2285, 32499), (2355, 31533), (3611, 20565), (4113, 18055), (6855, 10833), (7065, 10511)]