28975310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1873}}^1$

素因数の和:1917

約数の個数: 64

約数和(自身を含む): 68003712

約数和(自身を除く): 39028402

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 1873, 2210, 3094, 3746, 7735, 9365, 13111, 15470, 18730, 24349, 26222, 31841, 48698, 63682, 65555, 121745, 131110, 159205, 170443, 222887, 243490, 318410, 340886, 413933, 445774, 827866, 852215, 1114435, 1704430, 2069665, 2228870, 2897531, 4139330, 5795062, 14487655, 28975310]

約数ペア:

[(1, 28975310), (2, 14487655), (5, 5795062), (7, 4139330), (10, 2897531), (13, 2228870), (14, 2069665), (17, 1704430), (26, 1114435), (34, 852215), (35, 827866), (65, 445774), (70, 413933), (85, 340886), (91, 318410), (119, 243490), (130, 222887), (170, 170443), (182, 159205), (221, 131110), (238, 121745), (442, 65555), (455, 63682), (595, 48698), (910, 31841), (1105, 26222), (1190, 24349), (1547, 18730), (1873, 15470), (2210, 13111), (3094, 9365), (3746, 7735)]