31831308

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 85503600

約数和(自身を除く): 53672292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 173, 228, 269, 342, 346, 519, 538, 684, 692, 807, 1038, 1076, 1557, 1614, 2076, 2421, 3114, 3228, 3287, 4842, 5111, 6228, 6574, 9684, 9861, 10222, 13148, 15333, 19722, 20444, 29583, 30666, 39444, 45999, 46537, 59166, 61332, 91998, 93074, 118332, 139611, 183996, 186148, 279222, 418833, 558444, 837666, 884203, 1675332, 1768406, 2652609, 3536812, 5305218, 7957827, 10610436, 15915654, 31831308]

約数ペア:

[(1, 31831308), (2, 15915654), (3, 10610436), (4, 7957827), (6, 5305218), (9, 3536812), (12, 2652609), (18, 1768406), (19, 1675332), (36, 884203), (38, 837666), (57, 558444), (76, 418833), (114, 279222), (171, 186148), (173, 183996), (228, 139611), (269, 118332), (342, 93074), (346, 91998), (519, 61332), (538, 59166), (684, 46537), (692, 45999), (807, 39444), (1038, 30666), (1076, 29583), (1557, 20444), (1614, 19722), (2076, 15333), (2421, 13148), (3114, 10222), (3228, 9861), (3287, 9684), (4842, 6574), (5111, 6228)]