31877685

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 67852800

約数和(自身を除く): 35975115

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 61, 63, 79, 105, 135, 147, 183, 189, 237, 245, 305, 315, 395, 427, 441, 549, 553, 711, 735, 915, 945, 1185, 1281, 1323, 1647, 1659, 2133, 2135, 2205, 2745, 2765, 2989, 3555, 3843, 3871, 4819, 4977, 6405, 6615, 8235, 8295, 8967, 10665, 11529, 11613, 14457, 14931, 14945, 19215, 19355, 24095, 24885, 26901, 33733, 34839, 43371, 44835, 57645, 58065, 72285, 74655, 80703, 101199, 104517, 130113, 134505, 168665, 174195, 216855, 236131, 303597, 403515, 505995, 522585, 650565, 708393, 910791, 1180655, 1517985, 2125179, 3541965, 4553955, 6375537, 10625895, 31877685]

約数ペア:

[(1, 31877685), (3, 10625895), (5, 6375537), (7, 4553955), (9, 3541965), (15, 2125179), (21, 1517985), (27, 1180655), (35, 910791), (45, 708393), (49, 650565), (61, 522585), (63, 505995), (79, 403515), (105, 303597), (135, 236131), (147, 216855), (183, 174195), (189, 168665), (237, 134505), (245, 130113), (305, 104517), (315, 101199), (395, 80703), (427, 74655), (441, 72285), (549, 58065), (553, 57645), (711, 44835), (735, 43371), (915, 34839), (945, 33733), (1185, 26901), (1281, 24885), (1323, 24095), (1647, 19355), (1659, 19215), (2133, 14945), (2135, 14931), (2205, 14457), (2745, 11613), (2765, 11529), (2989, 10665), (3555, 8967), (3843, 8295), (3871, 8235), (4819, 6615), (4977, 6405)]