28972164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{811}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 73209920

約数和(自身を除く): 44237756

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 229, 458, 687, 811, 916, 1374, 1622, 2433, 2748, 2977, 3244, 4866, 5954, 8931, 9732, 10543, 11908, 17862, 21086, 31629, 35724, 42172, 63258, 126516, 185719, 371438, 557157, 742876, 1114314, 2228628, 2414347, 4828694, 7243041, 9657388, 14486082, 28972164]

約数ペア:

[(1, 28972164), (2, 14486082), (3, 9657388), (4, 7243041), (6, 4828694), (12, 2414347), (13, 2228628), (26, 1114314), (39, 742876), (52, 557157), (78, 371438), (156, 185719), (229, 126516), (458, 63258), (687, 42172), (811, 35724), (916, 31629), (1374, 21086), (1622, 17862), (2433, 11908), (2748, 10543), (2977, 9732), (3244, 8931), (4866, 5954)]