233780404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 488829600

約数和(自身を除く): 255049196

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 149, 169, 211, 286, 298, 338, 422, 572, 596, 676, 844, 1639, 1859, 1937, 2321, 2743, 3278, 3718, 3874, 4642, 5486, 6556, 7436, 7748, 9284, 10972, 21307, 25181, 30173, 31439, 35659, 42614, 50362, 60346, 62878, 71318, 85228, 100724, 120692, 125756, 142636, 276991, 345829, 392249, 408707, 553982, 691658, 784498, 817414, 1107964, 1383316, 1568996, 1634828, 4495777, 5313191, 8991554, 10626382, 17983108, 21252764, 58445101, 116890202, 233780404]

約数ペア:

[(1, 233780404), (2, 116890202), (4, 58445101), (11, 21252764), (13, 17983108), (22, 10626382), (26, 8991554), (44, 5313191), (52, 4495777), (143, 1634828), (149, 1568996), (169, 1383316), (211, 1107964), (286, 817414), (298, 784498), (338, 691658), (422, 553982), (572, 408707), (596, 392249), (676, 345829), (844, 276991), (1639, 142636), (1859, 125756), (1937, 120692), (2321, 100724), (2743, 85228), (3278, 71318), (3718, 62878), (3874, 60346), (4642, 50362), (5486, 42614), (6556, 35659), (7436, 31439), (7748, 30173), (9284, 25181), (10972, 21307)]