6481755

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^3$

素因数の和:78

約数の個数: 64

約数和(自身を含む): 13900800

約数和(自身を除く): 7419045

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 361, 399, 513, 665, 855, 945, 1083, 1197, 1805, 1995, 2527, 2565, 3249, 3591, 5415, 5985, 6859, 7581, 9747, 12635, 16245, 17955, 20577, 22743, 34295, 37905, 48013, 48735, 61731, 68229, 102885, 113715, 144039, 185193, 240065, 308655, 341145, 432117, 720195, 925965, 1296351, 2160585, 6481755]

約数ペア:

[(1, 6481755), (3, 2160585), (5, 1296351), (7, 925965), (9, 720195), (15, 432117), (19, 341145), (21, 308655), (27, 240065), (35, 185193), (45, 144039), (57, 113715), (63, 102885), (95, 68229), (105, 61731), (133, 48735), (135, 48013), (171, 37905), (189, 34295), (285, 22743), (315, 20577), (361, 17955), (399, 16245), (513, 12635), (665, 9747), (855, 7581), (945, 6859), (1083, 5985), (1197, 5415), (1805, 3591), (1995, 3249), (2527, 2565)]