157420809

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 298980864

約数和(自身を除く): 141560055

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 61, 63, 69, 91, 117, 137, 161, 183, 207, 273, 299, 411, 427, 483, 549, 793, 819, 897, 959, 1233, 1281, 1403, 1449, 1781, 2093, 2379, 2691, 2877, 3151, 3843, 4209, 5343, 5551, 6279, 7137, 8357, 8631, 9453, 9821, 12467, 12627, 16029, 16653, 18239, 18837, 22057, 25071, 28359, 29463, 37401, 40963, 49959, 54717, 58499, 66171, 75213, 88389, 108641, 112203, 122889, 127673, 164151, 175497, 192211, 198513, 286741, 325923, 368667, 383019, 526491, 576633, 760487, 860223, 977769, 1149057, 1345477, 1729899, 2281461, 2498743, 2580669, 4036431, 6844383, 7496229, 12109293, 17491201, 22488687, 52473603, 157420809]

約数ペア:

[(1, 157420809), (3, 52473603), (7, 22488687), (9, 17491201), (13, 12109293), (21, 7496229), (23, 6844383), (39, 4036431), (61, 2580669), (63, 2498743), (69, 2281461), (91, 1729899), (117, 1345477), (137, 1149057), (161, 977769), (183, 860223), (207, 760487), (273, 576633), (299, 526491), (411, 383019), (427, 368667), (483, 325923), (549, 286741), (793, 198513), (819, 192211), (897, 175497), (959, 164151), (1233, 127673), (1281, 122889), (1403, 112203), (1449, 108641), (1781, 88389), (2093, 75213), (2379, 66171), (2691, 58499), (2877, 54717), (3151, 49959), (3843, 40963), (4209, 37401), (5343, 29463), (5551, 28359), (6279, 25071), (7137, 22057), (8357, 18837), (8631, 18239), (9453, 16653), (9821, 16029), (12467, 12627)]