778871034

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:732

約数の個数: 72

約数和(自身を含む): 1778759892

約数和(自身を除く): 999888858

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 157, 207, 314, 414, 471, 521, 529, 942, 1042, 1058, 1413, 1563, 1587, 2826, 3126, 3174, 3611, 4689, 4761, 7222, 9378, 9522, 10833, 11983, 21666, 23966, 32499, 35949, 64998, 71898, 81797, 83053, 107847, 163594, 166106, 215694, 245391, 249159, 275609, 490782, 498318, 551218, 736173, 747477, 826827, 1472346, 1494954, 1653654, 1881331, 2480481, 3762662, 4960962, 5643993, 11287986, 16931979, 33863958, 43270613, 86541226, 129811839, 259623678, 389435517, 778871034]

約数ペア:

[(1, 778871034), (2, 389435517), (3, 259623678), (6, 129811839), (9, 86541226), (18, 43270613), (23, 33863958), (46, 16931979), (69, 11287986), (138, 5643993), (157, 4960962), (207, 3762662), (314, 2480481), (414, 1881331), (471, 1653654), (521, 1494954), (529, 1472346), (942, 826827), (1042, 747477), (1058, 736173), (1413, 551218), (1563, 498318), (1587, 490782), (2826, 275609), (3126, 249159), (3174, 245391), (3611, 215694), (4689, 166106), (4761, 163594), (7222, 107847), (9378, 83053), (9522, 81797), (10833, 71898), (11983, 64998), (21666, 35949), (23966, 32499)]