389585565

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{521}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 721612800

約数和(自身を除く): 332027235

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 191, 261, 435, 521, 573, 783, 955, 1305, 1563, 1719, 2605, 2865, 3915, 4689, 5157, 5539, 7815, 8595, 14067, 15109, 16617, 23445, 25785, 27695, 45327, 49851, 70335, 75545, 83085, 99511, 135981, 149553, 226635, 249255, 298533, 407943, 497555, 679905, 747765, 895599, 1492665, 2039715, 2686797, 2885819, 4477995, 8657457, 13433985, 14429095, 25972371, 43287285, 77917113, 129861855, 389585565]

約数ペア:

[(1, 389585565), (3, 129861855), (5, 77917113), (9, 43287285), (15, 25972371), (27, 14429095), (29, 13433985), (45, 8657457), (87, 4477995), (135, 2885819), (145, 2686797), (191, 2039715), (261, 1492665), (435, 895599), (521, 747765), (573, 679905), (783, 497555), (955, 407943), (1305, 298533), (1563, 249255), (1719, 226635), (2605, 149553), (2865, 135981), (3915, 99511), (4689, 83085), (5157, 75545), (5539, 70335), (7815, 49851), (8595, 45327), (14067, 27695), (15109, 25785), (16617, 23445)]