198919491118

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1\times {\mathrm{937}}^1$

素因数の和:1625

約数の個数: 64

約数和(自身を含む): 316392652800

約数和(自身を除く): 117473161682

約数列:

[1, 2, 31, 62, 79, 89, 158, 178, 487, 937, 974, 1874, 2449, 2759, 4898, 5518, 7031, 14062, 15097, 29047, 30194, 38473, 43343, 58094, 74023, 76946, 83393, 86686, 148046, 166786, 217961, 435922, 456319, 912638, 1192663, 1343633, 2294713, 2385326, 2585183, 2687266, 3424097, 4589426, 5170366, 6588047, 6848194, 13176094, 14145889, 28291778, 36049201, 40612391, 72098402, 81224782, 106147007, 204229457, 212294014, 408458914, 1117525231, 1258984121, 2235050462, 2517968242, 3208378889, 6416757778, 99459745559, 198919491118]

約数ペア:

[(1, 198919491118), (2, 99459745559), (31, 6416757778), (62, 3208378889), (79, 2517968242), (89, 2235050462), (158, 1258984121), (178, 1117525231), (487, 408458914), (937, 212294014), (974, 204229457), (1874, 106147007), (2449, 81224782), (2759, 72098402), (4898, 40612391), (5518, 36049201), (7031, 28291778), (14062, 14145889), (15097, 13176094), (29047, 6848194), (30194, 6588047), (38473, 5170366), (43343, 4589426), (58094, 3424097), (74023, 2687266), (76946, 2585183), (83393, 2385326), (86686, 2294713), (148046, 1343633), (166786, 1192663), (217961, 912638), (435922, 456319)]