28495764

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 79174368

約数和(自身を除く): 50678604

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 227, 317, 396, 454, 634, 681, 908, 951, 1268, 1362, 1902, 2043, 2497, 2724, 2853, 3487, 3804, 4086, 4994, 5706, 6974, 7491, 8172, 9988, 10461, 11412, 13948, 14982, 20922, 22473, 29964, 31383, 41844, 44946, 62766, 71959, 89892, 125532, 143918, 215877, 287836, 431754, 647631, 791549, 863508, 1295262, 1583098, 2374647, 2590524, 3166196, 4749294, 7123941, 9498588, 14247882, 28495764]

約数ペア:

[(1, 28495764), (2, 14247882), (3, 9498588), (4, 7123941), (6, 4749294), (9, 3166196), (11, 2590524), (12, 2374647), (18, 1583098), (22, 1295262), (33, 863508), (36, 791549), (44, 647631), (66, 431754), (99, 287836), (132, 215877), (198, 143918), (227, 125532), (317, 89892), (396, 71959), (454, 62766), (634, 44946), (681, 41844), (908, 31383), (951, 29964), (1268, 22473), (1362, 20922), (1902, 14982), (2043, 13948), (2497, 11412), (2724, 10461), (2853, 9988), (3487, 8172), (3804, 7491), (4086, 6974), (4994, 5706)]