81442890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29191}}^1$

素因数の和:29235

約数の個数: 48

約数和(自身を含む): 218589696

約数和(自身を除く): 137146806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 29191, 58382, 87573, 145955, 175146, 262719, 291910, 437865, 525438, 875730, 904921, 1313595, 1809842, 2627190, 2714763, 4524605, 5429526, 8144289, 9049210, 13573815, 16288578, 27147630, 40721445, 81442890]

約数ペア:

[(1, 81442890), (2, 40721445), (3, 27147630), (5, 16288578), (6, 13573815), (9, 9049210), (10, 8144289), (15, 5429526), (18, 4524605), (30, 2714763), (31, 2627190), (45, 1809842), (62, 1313595), (90, 904921), (93, 875730), (155, 525438), (186, 437865), (279, 291910), (310, 262719), (465, 175146), (558, 145955), (930, 87573), (1395, 58382), (2790, 29191)]