28674308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 57859200

約数和(自身を除く): 29184892

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 163, 199, 221, 326, 398, 442, 652, 796, 884, 2119, 2587, 2771, 3383, 4238, 5174, 5542, 6766, 8476, 10348, 11084, 13532, 32437, 36023, 43979, 64874, 72046, 87958, 129748, 144092, 175916, 421681, 551429, 843362, 1102858, 1686724, 2205716, 7168577, 14337154, 28674308]

約数ペア:

[(1, 28674308), (2, 14337154), (4, 7168577), (13, 2205716), (17, 1686724), (26, 1102858), (34, 843362), (52, 551429), (68, 421681), (163, 175916), (199, 144092), (221, 129748), (326, 87958), (398, 72046), (442, 64874), (652, 43979), (796, 36023), (884, 32437), (2119, 13532), (2587, 11084), (2771, 10348), (3383, 8476), (4238, 6766), (5174, 5542)]