13017784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 28728000

約数和(自身を除く): 15710216

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 199, 221, 296, 398, 442, 481, 629, 796, 884, 962, 1258, 1592, 1768, 1924, 2516, 2587, 3383, 3848, 5032, 5174, 6766, 7363, 8177, 10348, 13532, 14726, 16354, 20696, 27064, 29452, 32708, 43979, 58904, 65416, 87958, 95719, 125171, 175916, 191438, 250342, 351832, 382876, 500684, 765752, 1001368, 1627223, 3254446, 6508892, 13017784]

約数ペア:

[(1, 13017784), (2, 6508892), (4, 3254446), (8, 1627223), (13, 1001368), (17, 765752), (26, 500684), (34, 382876), (37, 351832), (52, 250342), (68, 191438), (74, 175916), (104, 125171), (136, 95719), (148, 87958), (199, 65416), (221, 58904), (296, 43979), (398, 32708), (442, 29452), (481, 27064), (629, 20696), (796, 16354), (884, 14726), (962, 13532), (1258, 10348), (1592, 8177), (1768, 7363), (1924, 6766), (2516, 5174), (2587, 5032), (3383, 3848)]