171585558

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^2$

素因数の和:242

約数の個数: 72

約数和(自身を含む): 395623488

約数和(自身を除く): 224037930

約数列:

[1, 2, 3, 6, 9, 18, 31, 61, 62, 71, 93, 122, 142, 183, 186, 213, 279, 366, 426, 549, 558, 639, 1098, 1278, 1891, 2201, 3782, 4331, 4402, 5041, 5673, 6603, 8662, 10082, 11346, 12993, 13206, 15123, 17019, 19809, 25986, 30246, 34038, 38979, 39618, 45369, 77958, 90738, 134261, 156271, 268522, 307501, 312542, 402783, 468813, 615002, 805566, 922503, 937626, 1208349, 1406439, 1845006, 2416698, 2767509, 2812878, 5535018, 9532531, 19065062, 28597593, 57195186, 85792779, 171585558]

約数ペア:

[(1, 171585558), (2, 85792779), (3, 57195186), (6, 28597593), (9, 19065062), (18, 9532531), (31, 5535018), (61, 2812878), (62, 2767509), (71, 2416698), (93, 1845006), (122, 1406439), (142, 1208349), (183, 937626), (186, 922503), (213, 805566), (279, 615002), (366, 468813), (426, 402783), (549, 312542), (558, 307501), (639, 268522), (1098, 156271), (1278, 134261), (1891, 90738), (2201, 77958), (3782, 45369), (4331, 39618), (4402, 38979), (5041, 34038), (5673, 30246), (6603, 25986), (8662, 19809), (10082, 17019), (11346, 15123), (12993, 13206)]