217464196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 410296320

約数和(自身を除く): 192832124

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 191, 211, 284, 382, 422, 764, 844, 1349, 2698, 3629, 4009, 5396, 7258, 8018, 13561, 14516, 14981, 16036, 27122, 29962, 40301, 54244, 59924, 80602, 161204, 257659, 284639, 515318, 569278, 765719, 1030636, 1138556, 1531438, 2861371, 3062876, 5722742, 11445484, 54366049, 108732098, 217464196]

約数ペア:

[(1, 217464196), (2, 108732098), (4, 54366049), (19, 11445484), (38, 5722742), (71, 3062876), (76, 2861371), (142, 1531438), (191, 1138556), (211, 1030636), (284, 765719), (382, 569278), (422, 515318), (764, 284639), (844, 257659), (1349, 161204), (2698, 80602), (3629, 59924), (4009, 54244), (5396, 40301), (7258, 29962), (8018, 27122), (13561, 16036), (14516, 14981)]