219701898

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{977}}^1$

素因数の和:1060

約数の個数: 72

約数和(自身を含む): 530250084

約数和(自身を除く): 310548186

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 961, 977, 1209, 1922, 1954, 2418, 2883, 2931, 3627, 5766, 5862, 7254, 8649, 8793, 12493, 12701, 17298, 17586, 24986, 25402, 30287, 37479, 38103, 60574, 74958, 76206, 90861, 112437, 114309, 181722, 224874, 228618, 272583, 393731, 545166, 787462, 938897, 1181193, 1877794, 2362386, 2816691, 3543579, 5633382, 7087158, 8450073, 12205661, 16900146, 24411322, 36616983, 73233966, 109850949, 219701898]

約数ペア:

[(1, 219701898), (2, 109850949), (3, 73233966), (6, 36616983), (9, 24411322), (13, 16900146), (18, 12205661), (26, 8450073), (31, 7087158), (39, 5633382), (62, 3543579), (78, 2816691), (93, 2362386), (117, 1877794), (186, 1181193), (234, 938897), (279, 787462), (403, 545166), (558, 393731), (806, 272583), (961, 228618), (977, 224874), (1209, 181722), (1922, 114309), (1954, 112437), (2418, 90861), (2883, 76206), (2931, 74958), (3627, 60574), (5766, 38103), (5862, 37479), (7254, 30287), (8649, 25402), (8793, 24986), (12493, 17586), (12701, 17298)]