27903990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 69543936

約数和(自身を除く): 41639946

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 97, 129, 194, 215, 223, 258, 291, 430, 446, 485, 582, 645, 669, 970, 1115, 1290, 1338, 1455, 2230, 2910, 3345, 4171, 6690, 8342, 9589, 12513, 19178, 20855, 21631, 25026, 28767, 41710, 43262, 47945, 57534, 62565, 64893, 95890, 108155, 125130, 129786, 143835, 216310, 287670, 324465, 648930, 930133, 1860266, 2790399, 4650665, 5580798, 9301330, 13951995, 27903990]

約数ペア:

[(1, 27903990), (2, 13951995), (3, 9301330), (5, 5580798), (6, 4650665), (10, 2790399), (15, 1860266), (30, 930133), (43, 648930), (86, 324465), (97, 287670), (129, 216310), (194, 143835), (215, 129786), (223, 125130), (258, 108155), (291, 95890), (430, 64893), (446, 62565), (485, 57534), (582, 47945), (645, 43262), (669, 41710), (970, 28767), (1115, 25026), (1290, 21631), (1338, 20855), (1455, 19178), (2230, 12513), (2910, 9589), (3345, 8342), (4171, 6690)]