998889198

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 2085460992

約数和(自身を除く): 1086571794

約数列:

[1, 2, 3, 6, 53, 67, 106, 134, 159, 173, 201, 271, 318, 346, 402, 519, 542, 813, 1038, 1626, 3551, 7102, 9169, 10653, 11591, 14363, 18157, 18338, 21306, 23182, 27507, 28726, 34773, 36314, 43089, 46883, 54471, 55014, 69546, 86178, 93766, 108942, 140649, 281298, 614323, 962321, 1228646, 1842969, 1924642, 2484799, 2886963, 3141161, 3685938, 4969598, 5773926, 6282322, 7454397, 9423483, 14908794, 18846966, 166481533, 332963066, 499444599, 998889198]

約数ペア:

[(1, 998889198), (2, 499444599), (3, 332963066), (6, 166481533), (53, 18846966), (67, 14908794), (106, 9423483), (134, 7454397), (159, 6282322), (173, 5773926), (201, 4969598), (271, 3685938), (318, 3141161), (346, 2886963), (402, 2484799), (519, 1924642), (542, 1842969), (813, 1228646), (1038, 962321), (1626, 614323), (3551, 281298), (7102, 140649), (9169, 108942), (10653, 93766), (11591, 86178), (14363, 69546), (18157, 55014), (18338, 54471), (21306, 46883), (23182, 43089), (27507, 36314), (28726, 34773)]