245180838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{1153}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 576963072

約数和(自身を除く): 331782234

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 83, 122, 166, 183, 249, 366, 427, 498, 581, 854, 1153, 1162, 1281, 1743, 2306, 2562, 3459, 3486, 5063, 6918, 8071, 10126, 15189, 16142, 24213, 30378, 35441, 48426, 70333, 70882, 95699, 106323, 140666, 191398, 210999, 212646, 287097, 421998, 492331, 574194, 669893, 984662, 1339786, 1476993, 2009679, 2953986, 4019358, 5837639, 11675278, 17512917, 35025834, 40863473, 81726946, 122590419, 245180838]

約数ペア:

[(1, 245180838), (2, 122590419), (3, 81726946), (6, 40863473), (7, 35025834), (14, 17512917), (21, 11675278), (42, 5837639), (61, 4019358), (83, 2953986), (122, 2009679), (166, 1476993), (183, 1339786), (249, 984662), (366, 669893), (427, 574194), (498, 492331), (581, 421998), (854, 287097), (1153, 212646), (1162, 210999), (1281, 191398), (1743, 140666), (2306, 106323), (2562, 95699), (3459, 70882), (3486, 70333), (5063, 48426), (6918, 35441), (8071, 30378), (10126, 24213), (15189, 16142)]