15275554

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 28920888

約数和(自身を除く): 13645334

約数列:

[1, 2, 7, 14, 17, 34, 49, 53, 98, 106, 119, 173, 238, 346, 371, 742, 833, 901, 1211, 1666, 1802, 2422, 2597, 2941, 5194, 5882, 6307, 8477, 9169, 12614, 16954, 18338, 20587, 41174, 44149, 64183, 88298, 128366, 144109, 155873, 288218, 311746, 449281, 898562, 1091111, 2182222, 7637777, 15275554]

約数ペア:

[(1, 15275554), (2, 7637777), (7, 2182222), (14, 1091111), (17, 898562), (34, 449281), (49, 311746), (53, 288218), (98, 155873), (106, 144109), (119, 128366), (173, 88298), (238, 64183), (346, 44149), (371, 41174), (742, 20587), (833, 18338), (901, 16954), (1211, 12614), (1666, 9169), (1802, 8477), (2422, 6307), (2597, 5882), (2941, 5194)]