898595490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{6961}}^1$

素因数の和:7315

約数の個数: 64

約数和(自身を含む): 2329875072

約数和(自身を除く): 1431279582

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 331, 390, 662, 993, 1655, 1986, 3310, 4303, 4965, 6961, 8606, 9930, 12909, 13922, 20883, 21515, 25818, 34805, 41766, 43030, 64545, 69610, 90493, 104415, 129090, 180986, 208830, 271479, 452465, 542958, 904930, 1357395, 2304091, 2714790, 4608182, 6912273, 11520455, 13824546, 23040910, 29953183, 34561365, 59906366, 69122730, 89859549, 149765915, 179719098, 299531830, 449297745, 898595490]

約数ペア:

[(1, 898595490), (2, 449297745), (3, 299531830), (5, 179719098), (6, 149765915), (10, 89859549), (13, 69122730), (15, 59906366), (26, 34561365), (30, 29953183), (39, 23040910), (65, 13824546), (78, 11520455), (130, 6912273), (195, 4608182), (331, 2714790), (390, 2304091), (662, 1357395), (993, 904930), (1655, 542958), (1986, 452465), (3310, 271479), (4303, 208830), (4965, 180986), (6961, 129090), (8606, 104415), (9930, 90493), (12909, 69610), (13922, 64545), (20883, 43030), (21515, 41766), (25818, 34805)]