31121298

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{743}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 73120320

約数和(自身を除く): 41999022

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 179, 234, 358, 537, 743, 1074, 1486, 1611, 2229, 2327, 3222, 4458, 4654, 6687, 6981, 9659, 13374, 13962, 19318, 20943, 28977, 41886, 57954, 86931, 132997, 173862, 265994, 398991, 797982, 1196973, 1728961, 2393946, 3457922, 5186883, 10373766, 15560649, 31121298]

約数ペア:

[(1, 31121298), (2, 15560649), (3, 10373766), (6, 5186883), (9, 3457922), (13, 2393946), (18, 1728961), (26, 1196973), (39, 797982), (78, 398991), (117, 265994), (179, 173862), (234, 132997), (358, 86931), (537, 57954), (743, 41886), (1074, 28977), (1486, 20943), (1611, 19318), (2229, 13962), (2327, 13374), (3222, 9659), (4458, 6981), (4654, 6687)]