1639596244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{77471}}^1$

素因数の和:77536

約数の個数: 48

約数和(自身を含む): 3462068736

約数和(自身を除く): 1822472492

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 814, 962, 1628, 1924, 5291, 10582, 21164, 77471, 154942, 309884, 852181, 1007123, 1704362, 2014246, 2866427, 3408724, 4028492, 5732854, 11078353, 11465708, 22156706, 31530697, 37263551, 44313412, 63061394, 74527102, 126122788, 149054204, 409899061, 819798122, 1639596244]

約数ペア:

[(1, 1639596244), (2, 819798122), (4, 409899061), (11, 149054204), (13, 126122788), (22, 74527102), (26, 63061394), (37, 44313412), (44, 37263551), (52, 31530697), (74, 22156706), (143, 11465708), (148, 11078353), (286, 5732854), (407, 4028492), (481, 3408724), (572, 2866427), (814, 2014246), (962, 1704362), (1628, 1007123), (1924, 852181), (5291, 309884), (10582, 154942), (21164, 77471)]