7897365

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 16427520

約数和(自身を除く): 8530155

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 105, 135, 137, 183, 189, 305, 315, 411, 427, 549, 685, 915, 945, 959, 1233, 1281, 1647, 2055, 2135, 2745, 2877, 3699, 3843, 4795, 6165, 6405, 8235, 8357, 8631, 11529, 14385, 18495, 19215, 25071, 25893, 41785, 43155, 57645, 58499, 75213, 125355, 129465, 175497, 225639, 292495, 376065, 526491, 877485, 1128195, 1579473, 2632455, 7897365]

約数ペア:

[(1, 7897365), (3, 2632455), (5, 1579473), (7, 1128195), (9, 877485), (15, 526491), (21, 376065), (27, 292495), (35, 225639), (45, 175497), (61, 129465), (63, 125355), (105, 75213), (135, 58499), (137, 57645), (183, 43155), (189, 41785), (305, 25893), (315, 25071), (411, 19215), (427, 18495), (549, 14385), (685, 11529), (915, 8631), (945, 8357), (959, 8235), (1233, 6405), (1281, 6165), (1647, 4795), (2055, 3843), (2135, 3699), (2745, 2877)]