208075365

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3527}}^1$

素因数の和:3583

約数の個数: 64

約数和(自身を含む): 406425600

約数和(自身を除く): 198350235

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 95, 115, 135, 171, 207, 285, 345, 437, 513, 621, 855, 1035, 1311, 2185, 2565, 3105, 3527, 3933, 6555, 10581, 11799, 17635, 19665, 31743, 52905, 58995, 67013, 81121, 95229, 158715, 201039, 243363, 335065, 405605, 476145, 603117, 730089, 1005195, 1216815, 1541299, 1809351, 2190267, 3015585, 3650445, 4623897, 7706495, 9046755, 10951335, 13871691, 23119485, 41615073, 69358455, 208075365]

約数ペア:

[(1, 208075365), (3, 69358455), (5, 41615073), (9, 23119485), (15, 13871691), (19, 10951335), (23, 9046755), (27, 7706495), (45, 4623897), (57, 3650445), (69, 3015585), (95, 2190267), (115, 1809351), (135, 1541299), (171, 1216815), (207, 1005195), (285, 730089), (345, 603117), (437, 476145), (513, 405605), (621, 335065), (855, 243363), (1035, 201039), (1311, 158715), (2185, 95229), (2565, 81121), (3105, 67013), (3527, 58995), (3933, 52905), (6555, 31743), (10581, 19665), (11799, 17635)]