221436852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1019}}^1$

素因数の和:1245

約数の個数: 96

約数和(自身を含む): 639744000

約数和(自身を除く): 418307148

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 199, 273, 364, 398, 546, 597, 796, 1019, 1092, 1194, 1393, 2038, 2388, 2587, 2786, 3057, 4076, 4179, 5174, 5572, 6114, 7133, 7761, 8358, 10348, 12228, 13247, 14266, 15522, 16716, 18109, 21399, 26494, 28532, 31044, 36218, 39741, 42798, 52988, 54327, 72436, 79482, 85596, 92729, 108654, 158964, 185458, 202781, 217308, 278187, 370916, 405562, 556374, 608343, 811124, 1112748, 1216686, 1419467, 2433372, 2636153, 2838934, 4258401, 5272306, 5677868, 7908459, 8516802, 10544612, 15816918, 17033604, 18453071, 31633836, 36906142, 55359213, 73812284, 110718426, 221436852]

約数ペア:

[(1, 221436852), (2, 110718426), (3, 73812284), (4, 55359213), (6, 36906142), (7, 31633836), (12, 18453071), (13, 17033604), (14, 15816918), (21, 10544612), (26, 8516802), (28, 7908459), (39, 5677868), (42, 5272306), (52, 4258401), (78, 2838934), (84, 2636153), (91, 2433372), (156, 1419467), (182, 1216686), (199, 1112748), (273, 811124), (364, 608343), (398, 556374), (546, 405562), (597, 370916), (796, 278187), (1019, 217308), (1092, 202781), (1194, 185458), (1393, 158964), (2038, 108654), (2388, 92729), (2587, 85596), (2786, 79482), (3057, 72436), (4076, 54327), (4179, 52988), (5174, 42798), (5572, 39741), (6114, 36218), (7133, 31044), (7761, 28532), (8358, 26494), (10348, 21399), (12228, 18109), (13247, 16716), (14266, 15522)]