213207512

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{200383}}^1$

素因数の和:200415

約数の個数: 32

約数和(自身を含む): 480921600

約数和(自身を除く): 267714088

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 200383, 400766, 801532, 1402681, 1603064, 2805362, 3807277, 5610724, 7614554, 11221448, 15229108, 26650939, 30458216, 53301878, 106603756, 213207512]

約数ペア:

[(1, 213207512), (2, 106603756), (4, 53301878), (7, 30458216), (8, 26650939), (14, 15229108), (19, 11221448), (28, 7614554), (38, 5610724), (56, 3807277), (76, 2805362), (133, 1603064), (152, 1402681), (266, 801532), (532, 400766), (1064, 200383)]