1331193878

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{9323}}^1$

素因数の和:9417

約数の個数: 48

約数和(自身を含む): 2449004544

約数和(自身を除く): 1117810666

約数列:

[1, 2, 7, 14, 31, 47, 49, 62, 94, 98, 217, 329, 434, 658, 1457, 1519, 2303, 2914, 3038, 4606, 9323, 10199, 18646, 20398, 65261, 71393, 130522, 142786, 289013, 438181, 456827, 578026, 876362, 913654, 2023091, 3067267, 4046182, 6134534, 13583611, 14161637, 21470869, 27167222, 28323274, 42941738, 95085277, 190170554, 665596939, 1331193878]

約数ペア:

[(1, 1331193878), (2, 665596939), (7, 190170554), (14, 95085277), (31, 42941738), (47, 28323274), (49, 27167222), (62, 21470869), (94, 14161637), (98, 13583611), (217, 6134534), (329, 4046182), (434, 3067267), (658, 2023091), (1457, 913654), (1519, 876362), (2303, 578026), (2914, 456827), (3038, 438181), (4606, 289013), (9323, 142786), (10199, 130522), (18646, 71393), (20398, 65261)]