201521068

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9239}}^1$

素因数の和:9310

約数の個数: 48

約数和(自身を含む): 434649600

約数和(自身を除く): 233128532

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1558, 3116, 5453, 9239, 10906, 18478, 21812, 36956, 64673, 129346, 175541, 258692, 351082, 378799, 702164, 757598, 1228787, 1515196, 2457574, 2651593, 4915148, 5303186, 7197181, 10606372, 14394362, 28788724, 50380267, 100760534, 201521068]

約数ペア:

[(1, 201521068), (2, 100760534), (4, 50380267), (7, 28788724), (14, 14394362), (19, 10606372), (28, 7197181), (38, 5303186), (41, 4915148), (76, 2651593), (82, 2457574), (133, 1515196), (164, 1228787), (266, 757598), (287, 702164), (532, 378799), (574, 351082), (779, 258692), (1148, 175541), (1558, 129346), (3116, 64673), (5453, 36956), (9239, 21812), (10906, 18478)]