287278572

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{3847}}^1$

素因数の和:3995

約数の個数: 72

約数和(自身を含む): 786100224

約数和(自身を除く): 498821652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 127, 147, 196, 254, 294, 381, 508, 588, 762, 889, 1524, 1778, 2667, 3556, 3847, 5334, 6223, 7694, 10668, 11541, 12446, 15388, 18669, 23082, 24892, 26929, 37338, 46164, 53858, 74676, 80787, 107716, 161574, 188503, 323148, 377006, 488569, 565509, 754012, 977138, 1131018, 1465707, 1954276, 2262036, 2931414, 3419983, 5862828, 6839966, 10259949, 13679932, 20519898, 23939881, 41039796, 47879762, 71819643, 95759524, 143639286, 287278572]

約数ペア:

[(1, 287278572), (2, 143639286), (3, 95759524), (4, 71819643), (6, 47879762), (7, 41039796), (12, 23939881), (14, 20519898), (21, 13679932), (28, 10259949), (42, 6839966), (49, 5862828), (84, 3419983), (98, 2931414), (127, 2262036), (147, 1954276), (196, 1465707), (254, 1131018), (294, 977138), (381, 754012), (508, 565509), (588, 488569), (762, 377006), (889, 323148), (1524, 188503), (1778, 161574), (2667, 107716), (3556, 80787), (3847, 74676), (5334, 53858), (6223, 46164), (7694, 37338), (10668, 26929), (11541, 24892), (12446, 23082), (15388, 18669)]