1651955391

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 2665000800

約数和(自身を除く): 1013045409

約数列:

[1, 3, 9, 27, 29, 37, 81, 83, 87, 111, 229, 249, 261, 333, 687, 747, 783, 999, 1073, 2061, 2241, 2349, 2407, 2997, 3071, 3219, 6183, 6641, 6723, 7221, 8473, 9213, 9657, 18549, 19007, 19923, 21663, 25419, 27639, 28971, 57021, 59769, 64989, 76257, 82917, 86913, 89059, 171063, 179307, 194967, 228771, 245717, 248751, 267177, 513189, 537921, 551203, 686313, 703259, 737151, 801531, 1539567, 1653609, 2109777, 2211453, 2404593, 4960827, 6329331, 6634359, 7213779, 14882481, 18987993, 19903077, 20394511, 44647443, 56963979, 61183533, 183550599, 550651797, 1651955391]

約数ペア:

[(1, 1651955391), (3, 550651797), (9, 183550599), (27, 61183533), (29, 56963979), (37, 44647443), (81, 20394511), (83, 19903077), (87, 18987993), (111, 14882481), (229, 7213779), (249, 6634359), (261, 6329331), (333, 4960827), (687, 2404593), (747, 2211453), (783, 2109777), (999, 1653609), (1073, 1539567), (2061, 801531), (2241, 737151), (2349, 703259), (2407, 686313), (2997, 551203), (3071, 537921), (3219, 513189), (6183, 267177), (6641, 248751), (6723, 245717), (7221, 228771), (8473, 194967), (9213, 179307), (9657, 171063), (18549, 89059), (19007, 86913), (19923, 82917), (21663, 76257), (25419, 64989), (27639, 59769), (28971, 57021)]