161957214

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 383423040

約数和(自身を除く): 221465826

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 46, 69, 74, 97, 109, 111, 138, 194, 207, 218, 222, 291, 327, 333, 414, 582, 654, 666, 851, 873, 981, 1702, 1746, 1962, 2231, 2507, 2553, 3589, 4033, 4462, 5014, 5106, 6693, 7178, 7521, 7659, 8066, 10573, 10767, 12099, 13386, 15042, 15318, 20079, 21146, 21534, 22563, 24198, 31719, 32301, 36297, 40158, 45126, 63438, 64602, 72594, 82547, 92759, 95157, 165094, 185518, 190314, 243179, 247641, 278277, 391201, 486358, 495282, 556554, 729537, 742923, 782402, 834831, 1173603, 1459074, 1485846, 1669662, 2188611, 2347206, 3520809, 4377222, 7041618, 8997623, 17995246, 26992869, 53985738, 80978607, 161957214]

約数ペア:

[(1, 161957214), (2, 80978607), (3, 53985738), (6, 26992869), (9, 17995246), (18, 8997623), (23, 7041618), (37, 4377222), (46, 3520809), (69, 2347206), (74, 2188611), (97, 1669662), (109, 1485846), (111, 1459074), (138, 1173603), (194, 834831), (207, 782402), (218, 742923), (222, 729537), (291, 556554), (327, 495282), (333, 486358), (414, 391201), (582, 278277), (654, 247641), (666, 243179), (851, 190314), (873, 185518), (981, 165094), (1702, 95157), (1746, 92759), (1962, 82547), (2231, 72594), (2507, 64602), (2553, 63438), (3589, 45126), (4033, 40158), (4462, 36297), (5014, 32301), (5106, 31719), (6693, 24198), (7178, 22563), (7521, 21534), (7659, 21146), (8066, 20079), (10573, 15318), (10767, 15042), (12099, 13386)]