155843154

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:895

約数の個数: 48

約数和(自身を含む): 344710080

約数和(自身を除く): 188866926

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 197, 213, 394, 426, 591, 619, 639, 1182, 1238, 1278, 1773, 1857, 3546, 3714, 5571, 11142, 13987, 27974, 41961, 43949, 83922, 87898, 121943, 125883, 131847, 243886, 251766, 263694, 365829, 395541, 731658, 791082, 1097487, 2194974, 8657953, 17315906, 25973859, 51947718, 77921577, 155843154]

約数ペア:

[(1, 155843154), (2, 77921577), (3, 51947718), (6, 25973859), (9, 17315906), (18, 8657953), (71, 2194974), (142, 1097487), (197, 791082), (213, 731658), (394, 395541), (426, 365829), (591, 263694), (619, 251766), (639, 243886), (1182, 131847), (1238, 125883), (1278, 121943), (1773, 87898), (1857, 83922), (3546, 43949), (3714, 41961), (5571, 27974), (11142, 13987)]