1388236995

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1451}}^1$

素因数の和:1857

約数の個数: 64

約数和(自身を含む): 2606630400

約数和(自身を除く): 1218393405

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 373, 513, 855, 1119, 1451, 1865, 2565, 3357, 4353, 5595, 7087, 7255, 10071, 13059, 16785, 21261, 21765, 27569, 35435, 39177, 50355, 63783, 65295, 82707, 106305, 137845, 191349, 195885, 248121, 318915, 413535, 541223, 744363, 956745, 1240605, 1623669, 2706115, 3721815, 4871007, 8118345, 10283237, 14613021, 24355035, 30849711, 51416185, 73065105, 92549133, 154248555, 277647399, 462745665, 1388236995]

約数ペア:

[(1, 1388236995), (3, 462745665), (5, 277647399), (9, 154248555), (15, 92549133), (19, 73065105), (27, 51416185), (45, 30849711), (57, 24355035), (95, 14613021), (135, 10283237), (171, 8118345), (285, 4871007), (373, 3721815), (513, 2706115), (855, 1623669), (1119, 1240605), (1451, 956745), (1865, 744363), (2565, 541223), (3357, 413535), (4353, 318915), (5595, 248121), (7087, 195885), (7255, 191349), (10071, 137845), (13059, 106305), (16785, 82707), (21261, 65295), (21765, 63783), (27569, 50355), (35435, 39177)]