31491828

素因数分解:

$2^2\times 3^5\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 83472480

約数和(自身を除く): 51980652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 179, 181, 243, 324, 358, 362, 486, 537, 543, 716, 724, 972, 1074, 1086, 1611, 1629, 2148, 2172, 3222, 3258, 4833, 4887, 6444, 6516, 9666, 9774, 14499, 14661, 19332, 19548, 28998, 29322, 32399, 43497, 43983, 57996, 58644, 64798, 86994, 87966, 97197, 129596, 173988, 175932, 194394, 291591, 388788, 583182, 874773, 1166364, 1749546, 2624319, 3499092, 5248638, 7872957, 10497276, 15745914, 31491828]

約数ペア:

[(1, 31491828), (2, 15745914), (3, 10497276), (4, 7872957), (6, 5248638), (9, 3499092), (12, 2624319), (18, 1749546), (27, 1166364), (36, 874773), (54, 583182), (81, 388788), (108, 291591), (162, 194394), (179, 175932), (181, 173988), (243, 129596), (324, 97197), (358, 87966), (362, 86994), (486, 64798), (537, 58644), (543, 57996), (716, 43983), (724, 43497), (972, 32399), (1074, 29322), (1086, 28998), (1611, 19548), (1629, 19332), (2148, 14661), (2172, 14499), (3222, 9774), (3258, 9666), (4833, 6516), (4887, 6444)]