31139376

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1290

約数の個数: 80

約数和(自身を含む): 87994368

約数和(自身を除く): 56854992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 34, 48, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 272, 372, 408, 496, 527, 744, 816, 1054, 1231, 1488, 1581, 2108, 2462, 3162, 3693, 4216, 4924, 6324, 7386, 8432, 9848, 12648, 14772, 19696, 20927, 25296, 29544, 38161, 41854, 59088, 62781, 76322, 83708, 114483, 125562, 152644, 167416, 228966, 251124, 305288, 334832, 457932, 502248, 610576, 648737, 915864, 1004496, 1297474, 1831728, 1946211, 2594948, 3892422, 5189896, 7784844, 10379792, 15569688, 31139376]

約数ペア:

[(1, 31139376), (2, 15569688), (3, 10379792), (4, 7784844), (6, 5189896), (8, 3892422), (12, 2594948), (16, 1946211), (17, 1831728), (24, 1297474), (31, 1004496), (34, 915864), (48, 648737), (51, 610576), (62, 502248), (68, 457932), (93, 334832), (102, 305288), (124, 251124), (136, 228966), (186, 167416), (204, 152644), (248, 125562), (272, 114483), (372, 83708), (408, 76322), (496, 62781), (527, 59088), (744, 41854), (816, 38161), (1054, 29544), (1231, 25296), (1488, 20927), (1581, 19696), (2108, 14772), (2462, 12648), (3162, 9848), (3693, 8432), (4216, 7386), (4924, 6324)]