17709990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 44513280

約数和(自身を除く): 26803290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 137, 139, 155, 186, 274, 278, 310, 411, 417, 465, 685, 695, 822, 834, 930, 1370, 1390, 2055, 2085, 4110, 4170, 4247, 4309, 8494, 8618, 12741, 12927, 19043, 21235, 21545, 25482, 25854, 38086, 42470, 43090, 57129, 63705, 64635, 95215, 114258, 127410, 129270, 190430, 285645, 571290, 590333, 1180666, 1770999, 2951665, 3541998, 5903330, 8854995, 17709990]

約数ペア:

[(1, 17709990), (2, 8854995), (3, 5903330), (5, 3541998), (6, 2951665), (10, 1770999), (15, 1180666), (30, 590333), (31, 571290), (62, 285645), (93, 190430), (137, 129270), (139, 127410), (155, 114258), (186, 95215), (274, 64635), (278, 63705), (310, 57129), (411, 43090), (417, 42470), (465, 38086), (685, 25854), (695, 25482), (822, 21545), (834, 21235), (930, 19043), (1370, 12927), (1390, 12741), (2055, 8618), (2085, 8494), (4110, 4309), (4170, 4247)]