213007214

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 394531200

約数和(自身を除く): 181523986

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 139, 266, 278, 823, 931, 973, 1646, 1862, 1946, 2641, 5282, 5761, 6811, 11522, 13622, 15637, 18487, 31274, 36974, 40327, 80654, 109459, 114397, 129409, 218918, 228794, 258818, 766213, 800779, 1532426, 1601558, 2173543, 4347086, 5605453, 11210906, 15214801, 30429602, 106503607, 213007214]

約数ペア:

[(1, 213007214), (2, 106503607), (7, 30429602), (14, 15214801), (19, 11210906), (38, 5605453), (49, 4347086), (98, 2173543), (133, 1601558), (139, 1532426), (266, 800779), (278, 766213), (823, 258818), (931, 228794), (973, 218918), (1646, 129409), (1862, 114397), (1946, 109459), (2641, 80654), (5282, 40327), (5761, 36974), (6811, 31274), (11522, 18487), (13622, 15637)]