31909589730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20855941}}^1$

素因数の和:20855971

約数の個数: 48

約数和(自身を含む): 87845227704

約数和(自身を除く): 55935637974

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 20855941, 41711882, 62567823, 104279705, 125135646, 187703469, 208559410, 312839115, 354550997, 375406938, 625678230, 709101994, 938517345, 1063652991, 1772754985, 1877034690, 2127305982, 3190958973, 3545509970, 5318264955, 6381917946, 10636529910, 15954794865, 31909589730]

約数ペア:

[(1, 31909589730), (2, 15954794865), (3, 10636529910), (5, 6381917946), (6, 5318264955), (9, 3545509970), (10, 3190958973), (15, 2127305982), (17, 1877034690), (18, 1772754985), (30, 1063652991), (34, 938517345), (45, 709101994), (51, 625678230), (85, 375406938), (90, 354550997), (102, 312839115), (153, 208559410), (170, 187703469), (255, 125135646), (306, 104279705), (510, 62567823), (765, 41711882), (1530, 20855941)]