47728278

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:331

約数の個数: 80

約数和(自身を含む): 116723376

約数和(自身を除く): 68995098

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 131, 162, 173, 234, 262, 346, 351, 393, 519, 702, 786, 1038, 1053, 1179, 1557, 1703, 2106, 2249, 2358, 3114, 3406, 3537, 4498, 4671, 5109, 6747, 7074, 9342, 10218, 10611, 13494, 14013, 15327, 20241, 21222, 22663, 28026, 30654, 40482, 45326, 45981, 60723, 67989, 91962, 121446, 135978, 137943, 182169, 203967, 275886, 294619, 364338, 407934, 589238, 611901, 883857, 1223802, 1767714, 1835703, 2651571, 3671406, 5303142, 7954713, 15909426, 23864139, 47728278]

約数ペア:

[(1, 47728278), (2, 23864139), (3, 15909426), (6, 7954713), (9, 5303142), (13, 3671406), (18, 2651571), (26, 1835703), (27, 1767714), (39, 1223802), (54, 883857), (78, 611901), (81, 589238), (117, 407934), (131, 364338), (162, 294619), (173, 275886), (234, 203967), (262, 182169), (346, 137943), (351, 135978), (393, 121446), (519, 91962), (702, 67989), (786, 60723), (1038, 45981), (1053, 45326), (1179, 40482), (1557, 30654), (1703, 28026), (2106, 22663), (2249, 21222), (2358, 20241), (3114, 15327), (3406, 14013), (3537, 13494), (4498, 10611), (4671, 10218), (5109, 9342), (6747, 7074)]