541128455

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 812851200

約数和(自身を除く): 271722745

約数列:

[1, 5, 7, 19, 35, 41, 89, 95, 133, 205, 223, 287, 445, 623, 665, 779, 1115, 1435, 1561, 1691, 3115, 3649, 3895, 4237, 5453, 7805, 8455, 9143, 11837, 18245, 19847, 21185, 25543, 27265, 29659, 45715, 59185, 64001, 69331, 99235, 127715, 138929, 148295, 173717, 320005, 346655, 377093, 485317, 694645, 813727, 868585, 1216019, 1885465, 2426585, 2639651, 4068635, 5696089, 6080095, 13198255, 15460813, 28480445, 77304065, 108225691, 541128455]

約数ペア:

[(1, 541128455), (5, 108225691), (7, 77304065), (19, 28480445), (35, 15460813), (41, 13198255), (89, 6080095), (95, 5696089), (133, 4068635), (205, 2639651), (223, 2426585), (287, 1885465), (445, 1216019), (623, 868585), (665, 813727), (779, 694645), (1115, 485317), (1435, 377093), (1561, 346655), (1691, 320005), (3115, 173717), (3649, 148295), (3895, 138929), (4237, 127715), (5453, 99235), (7805, 69331), (8455, 64001), (9143, 59185), (11837, 45715), (18245, 29659), (19847, 27265), (21185, 25543)]