215952904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{38729}}^1$

素因数の和:38793

約数の個数: 32

約数和(自身を含む): 439198200

約数和(自身を除く): 223245296

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 5576, 38729, 77458, 154916, 309832, 658393, 1316786, 1587889, 2633572, 3175778, 5267144, 6351556, 12703112, 26994113, 53988226, 107976452, 215952904]

約数ペア:

[(1, 215952904), (2, 107976452), (4, 53988226), (8, 26994113), (17, 12703112), (34, 6351556), (41, 5267144), (68, 3175778), (82, 2633572), (136, 1587889), (164, 1316786), (328, 658393), (697, 309832), (1394, 154916), (2788, 77458), (5576, 38729)]