12991170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 32855040

約数和(自身を除く): 19863870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 61, 62, 93, 122, 155, 183, 186, 229, 305, 310, 366, 458, 465, 610, 687, 915, 930, 1145, 1374, 1830, 1891, 2290, 3435, 3782, 5673, 6870, 7099, 9455, 11346, 13969, 14198, 18910, 21297, 27938, 28365, 35495, 41907, 42594, 56730, 69845, 70990, 83814, 106485, 139690, 209535, 212970, 419070, 433039, 866078, 1299117, 2165195, 2598234, 4330390, 6495585, 12991170]

約数ペア:

[(1, 12991170), (2, 6495585), (3, 4330390), (5, 2598234), (6, 2165195), (10, 1299117), (15, 866078), (30, 433039), (31, 419070), (61, 212970), (62, 209535), (93, 139690), (122, 106485), (155, 83814), (183, 70990), (186, 69845), (229, 56730), (305, 42594), (310, 41907), (366, 35495), (458, 28365), (465, 27938), (610, 21297), (687, 18910), (915, 14198), (930, 13969), (1145, 11346), (1374, 9455), (1830, 7099), (1891, 6870), (2290, 5673), (3435, 3782)]