28917468

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 78216320

約数和(自身を除く): 49298852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 67, 76, 114, 134, 171, 201, 228, 268, 342, 402, 603, 631, 684, 804, 1206, 1262, 1273, 1893, 2412, 2524, 2546, 3786, 3819, 5092, 5679, 7572, 7638, 11358, 11457, 11989, 15276, 22716, 22914, 23978, 35967, 42277, 45828, 47956, 71934, 84554, 107901, 126831, 143868, 169108, 215802, 253662, 380493, 431604, 507324, 760986, 803263, 1521972, 1606526, 2409789, 3213052, 4819578, 7229367, 9639156, 14458734, 28917468]

約数ペア:

[(1, 28917468), (2, 14458734), (3, 9639156), (4, 7229367), (6, 4819578), (9, 3213052), (12, 2409789), (18, 1606526), (19, 1521972), (36, 803263), (38, 760986), (57, 507324), (67, 431604), (76, 380493), (114, 253662), (134, 215802), (171, 169108), (201, 143868), (228, 126831), (268, 107901), (342, 84554), (402, 71934), (603, 47956), (631, 45828), (684, 42277), (804, 35967), (1206, 23978), (1262, 22914), (1273, 22716), (1893, 15276), (2412, 11989), (2524, 11457), (2546, 11358), (3786, 7638), (3819, 7572), (5092, 5679)]