657821970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{33073}}^1$

素因数の和:33116

約数の個数: 96

約数和(自身を含む): 1950307632

約数和(自身を除く): 1292485662

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3978, 6630, 9945, 19890, 33073, 66146, 99219, 165365, 198438, 297657, 330730, 429949, 496095, 562241, 595314, 859898, 992190, 1124482, 1289847, 1488285, 1686723, 2149745, 2579694, 2811205, 2976570, 3373446, 3869541, 4299490, 5060169, 5622410, 6449235, 7309133, 7739082, 8433615, 10120338, 12898470, 14618266, 16867230, 19347705, 21927399, 25300845, 36545665, 38695410, 43854798, 50601690, 65782197, 73091330, 109636995, 131564394, 219273990, 328910985, 657821970]

約数ペア:

[(1, 657821970), (2, 328910985), (3, 219273990), (5, 131564394), (6, 109636995), (9, 73091330), (10, 65782197), (13, 50601690), (15, 43854798), (17, 38695410), (18, 36545665), (26, 25300845), (30, 21927399), (34, 19347705), (39, 16867230), (45, 14618266), (51, 12898470), (65, 10120338), (78, 8433615), (85, 7739082), (90, 7309133), (102, 6449235), (117, 5622410), (130, 5060169), (153, 4299490), (170, 3869541), (195, 3373446), (221, 2976570), (234, 2811205), (255, 2579694), (306, 2149745), (390, 1686723), (442, 1488285), (510, 1289847), (585, 1124482), (663, 992190), (765, 859898), (1105, 595314), (1170, 562241), (1326, 496095), (1530, 429949), (1989, 330730), (2210, 297657), (3315, 198438), (3978, 165365), (6630, 99219), (9945, 66146), (19890, 33073)]