1222739775

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1249}}^1$

素因数の和:1513

約数の個数: 72

約数和(自身を含む): 2317250000

約数和(自身を除く): 1094510225

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 229, 285, 475, 687, 855, 1145, 1249, 1425, 2061, 3435, 3747, 4275, 4351, 5725, 6245, 10305, 11241, 13053, 17175, 18735, 21755, 23731, 31225, 39159, 51525, 56205, 65265, 71193, 93675, 108775, 118655, 195795, 213579, 281025, 286021, 326325, 355965, 593275, 858063, 978975, 1067895, 1430105, 1779825, 2574189, 4290315, 5339475, 5434399, 7150525, 12870945, 16303197, 21451575, 27171995, 48909591, 64354725, 81515985, 135859975, 244547955, 407579925, 1222739775]

約数ペア:

[(1, 1222739775), (3, 407579925), (5, 244547955), (9, 135859975), (15, 81515985), (19, 64354725), (25, 48909591), (45, 27171995), (57, 21451575), (75, 16303197), (95, 12870945), (171, 7150525), (225, 5434399), (229, 5339475), (285, 4290315), (475, 2574189), (687, 1779825), (855, 1430105), (1145, 1067895), (1249, 978975), (1425, 858063), (2061, 593275), (3435, 355965), (3747, 326325), (4275, 286021), (4351, 281025), (5725, 213579), (6245, 195795), (10305, 118655), (11241, 108775), (13053, 93675), (17175, 71193), (18735, 65265), (21755, 56205), (23731, 51525), (31225, 39159)]