221409474

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1223}}^1$

素因数の和:1463

約数の個数: 64

約数和(自身を含む): 523127808

約数和(自身を除く): 301718334

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 211, 286, 422, 429, 633, 858, 1223, 1266, 2321, 2446, 2743, 3669, 4642, 5486, 6963, 7338, 8229, 13453, 13926, 15899, 16458, 26906, 30173, 31798, 40359, 47697, 60346, 80718, 90519, 95394, 174889, 181038, 258053, 349778, 516106, 524667, 774159, 1049334, 1548318, 2838583, 3354689, 5677166, 6709378, 8515749, 10064067, 17031498, 20128134, 36901579, 73803158, 110704737, 221409474]

約数ペア:

[(1, 221409474), (2, 110704737), (3, 73803158), (6, 36901579), (11, 20128134), (13, 17031498), (22, 10064067), (26, 8515749), (33, 6709378), (39, 5677166), (66, 3354689), (78, 2838583), (143, 1548318), (211, 1049334), (286, 774159), (422, 524667), (429, 516106), (633, 349778), (858, 258053), (1223, 181038), (1266, 174889), (2321, 95394), (2446, 90519), (2743, 80718), (3669, 60346), (4642, 47697), (5486, 40359), (6963, 31798), (7338, 30173), (8229, 26906), (13453, 16458), (13926, 15899)]