31381524

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1091}}^1$

素因数の和:1165

約数の個数: 72

約数和(自身を含む): 85857408

約数和(自身を除く): 54475884

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 47, 51, 68, 94, 102, 141, 153, 188, 204, 282, 306, 423, 564, 612, 799, 846, 1091, 1598, 1692, 2182, 2397, 3196, 3273, 4364, 4794, 6546, 7191, 9588, 9819, 13092, 14382, 18547, 19638, 28764, 37094, 39276, 51277, 55641, 74188, 102554, 111282, 153831, 166923, 205108, 222564, 307662, 333846, 461493, 615324, 667692, 871709, 922986, 1743418, 1845972, 2615127, 3486836, 5230254, 7845381, 10460508, 15690762, 31381524]

約数ペア:

[(1, 31381524), (2, 15690762), (3, 10460508), (4, 7845381), (6, 5230254), (9, 3486836), (12, 2615127), (17, 1845972), (18, 1743418), (34, 922986), (36, 871709), (47, 667692), (51, 615324), (68, 461493), (94, 333846), (102, 307662), (141, 222564), (153, 205108), (188, 166923), (204, 153831), (282, 111282), (306, 102554), (423, 74188), (564, 55641), (612, 51277), (799, 39276), (846, 37094), (1091, 28764), (1598, 19638), (1692, 18547), (2182, 14382), (2397, 13092), (3196, 9819), (3273, 9588), (4364, 7191), (4794, 6546)]