172209222

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:234

約数の個数: 72

約数和(自身を含む): 392934672

約数和(自身を除く): 220725450

約数列:

[1, 2, 3, 6, 9, 18, 47, 61, 71, 94, 122, 141, 142, 183, 213, 282, 366, 423, 426, 549, 639, 846, 1098, 1278, 2209, 2867, 3337, 4331, 4418, 5734, 6627, 6674, 8601, 8662, 10011, 12993, 13254, 17202, 19881, 20022, 25803, 25986, 30033, 38979, 39762, 51606, 60066, 77958, 134749, 156839, 203557, 269498, 313678, 404247, 407114, 470517, 610671, 808494, 941034, 1212741, 1221342, 1411551, 1832013, 2425482, 2823102, 3664026, 9567179, 19134358, 28701537, 57403074, 86104611, 172209222]

約数ペア:

[(1, 172209222), (2, 86104611), (3, 57403074), (6, 28701537), (9, 19134358), (18, 9567179), (47, 3664026), (61, 2823102), (71, 2425482), (94, 1832013), (122, 1411551), (141, 1221342), (142, 1212741), (183, 941034), (213, 808494), (282, 610671), (366, 470517), (423, 407114), (426, 404247), (549, 313678), (639, 269498), (846, 203557), (1098, 156839), (1278, 134749), (2209, 77958), (2867, 60066), (3337, 51606), (4331, 39762), (4418, 38979), (5734, 30033), (6627, 25986), (6674, 25803), (8601, 20022), (8662, 19881), (10011, 17202), (12993, 13254)]