153939748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 293529600

約数和(自身を除く): 139589852

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 127, 164, 254, 389, 508, 778, 779, 1556, 1558, 2413, 3116, 4826, 5207, 7391, 9652, 10414, 14782, 15949, 20828, 29564, 31898, 49403, 63796, 98806, 98933, 197612, 197866, 303031, 395732, 606062, 938657, 1212124, 1877314, 2025523, 3754628, 4051046, 8102092, 38484937, 76969874, 153939748]

約数ペア:

[(1, 153939748), (2, 76969874), (4, 38484937), (19, 8102092), (38, 4051046), (41, 3754628), (76, 2025523), (82, 1877314), (127, 1212124), (164, 938657), (254, 606062), (389, 395732), (508, 303031), (778, 197866), (779, 197612), (1556, 98933), (1558, 98806), (2413, 63796), (3116, 49403), (4826, 31898), (5207, 29564), (7391, 20828), (9652, 15949), (10414, 14782)]