497184490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 1005333120

約数和(自身を除く): 508148630

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 257, 409, 430, 473, 514, 818, 946, 1285, 2045, 2365, 2570, 2827, 4090, 4499, 4730, 5654, 8998, 11051, 14135, 17587, 22102, 22495, 28270, 35174, 44990, 55255, 87935, 105113, 110510, 121561, 175870, 193457, 210226, 243122, 386914, 525565, 607805, 967285, 1051130, 1156243, 1215610, 1934570, 2312486, 4519859, 5781215, 9039718, 11562430, 22599295, 45198590, 49718449, 99436898, 248592245, 497184490]

約数ペア:

[(1, 497184490), (2, 248592245), (5, 99436898), (10, 49718449), (11, 45198590), (22, 22599295), (43, 11562430), (55, 9039718), (86, 5781215), (110, 4519859), (215, 2312486), (257, 1934570), (409, 1215610), (430, 1156243), (473, 1051130), (514, 967285), (818, 607805), (946, 525565), (1285, 386914), (2045, 243122), (2365, 210226), (2570, 193457), (2827, 175870), (4090, 121561), (4499, 110510), (4730, 105113), (5654, 87935), (8998, 55255), (11051, 44990), (14135, 35174), (17587, 28270), (22102, 22495)]