209672964

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2111}}^1$

素因数の和:2241

約数の個数: 72

約数和(自身を含む): 553512960

約数和(自身を除く): 343839996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 89, 93, 124, 178, 186, 267, 279, 356, 372, 534, 558, 801, 1068, 1116, 1602, 2111, 2759, 3204, 4222, 5518, 6333, 8277, 8444, 11036, 12666, 16554, 18999, 24831, 25332, 33108, 37998, 49662, 65441, 75996, 99324, 130882, 187879, 196323, 261764, 375758, 392646, 563637, 588969, 751516, 785292, 1127274, 1177938, 1690911, 2254548, 2355876, 3381822, 5824249, 6763644, 11648498, 17472747, 23296996, 34945494, 52418241, 69890988, 104836482, 209672964]

約数ペア:

[(1, 209672964), (2, 104836482), (3, 69890988), (4, 52418241), (6, 34945494), (9, 23296996), (12, 17472747), (18, 11648498), (31, 6763644), (36, 5824249), (62, 3381822), (89, 2355876), (93, 2254548), (124, 1690911), (178, 1177938), (186, 1127274), (267, 785292), (279, 751516), (356, 588969), (372, 563637), (534, 392646), (558, 375758), (801, 261764), (1068, 196323), (1116, 187879), (1602, 130882), (2111, 99324), (2759, 75996), (3204, 65441), (4222, 49662), (5518, 37998), (6333, 33108), (8277, 25332), (8444, 24831), (11036, 18999), (12666, 16554)]