87723495

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 160123392

約数和(自身を除く): 72399897

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 131, 207, 345, 393, 647, 655, 1035, 1179, 1941, 1965, 3013, 3235, 5823, 5895, 9039, 9705, 14881, 15065, 27117, 29115, 44643, 45195, 74405, 84757, 133929, 135585, 223215, 254271, 423785, 669645, 762813, 1271355, 1949411, 3814065, 5848233, 9747055, 17544699, 29241165, 87723495]

約数ペア:

[(1, 87723495), (3, 29241165), (5, 17544699), (9, 9747055), (15, 5848233), (23, 3814065), (45, 1949411), (69, 1271355), (115, 762813), (131, 669645), (207, 423785), (345, 254271), (393, 223215), (647, 135585), (655, 133929), (1035, 84757), (1179, 74405), (1941, 45195), (1965, 44643), (3013, 29115), (3235, 27117), (5823, 15065), (5895, 14881), (9039, 9705)]