401375404

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 737281440

約数和(自身を除く): 335906036

約数列:

[1, 2, 4, 41, 82, 89, 107, 164, 178, 214, 257, 356, 428, 514, 1028, 3649, 4387, 7298, 8774, 9523, 10537, 14596, 17548, 19046, 21074, 22873, 27499, 38092, 42148, 45746, 54998, 91492, 109996, 390443, 780886, 937793, 1127459, 1561772, 1875586, 2254918, 2447411, 3751172, 4509836, 4894822, 9789644, 100343851, 200687702, 401375404]

約数ペア:

[(1, 401375404), (2, 200687702), (4, 100343851), (41, 9789644), (82, 4894822), (89, 4509836), (107, 3751172), (164, 2447411), (178, 2254918), (214, 1875586), (257, 1561772), (356, 1127459), (428, 937793), (514, 780886), (1028, 390443), (3649, 109996), (4387, 91492), (7298, 54998), (8774, 45746), (9523, 42148), (10537, 38092), (14596, 27499), (17548, 22873), (19046, 21074)]