31273506

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 85017600

約数和(自身を除く): 53744094

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 19, 22, 27, 33, 34, 38, 51, 54, 57, 66, 99, 102, 114, 153, 163, 171, 187, 198, 209, 297, 306, 323, 326, 342, 374, 418, 459, 489, 513, 561, 594, 627, 646, 918, 969, 978, 1026, 1122, 1254, 1467, 1683, 1793, 1881, 1938, 2771, 2907, 2934, 3097, 3366, 3553, 3586, 3762, 4401, 5049, 5379, 5542, 5643, 5814, 6194, 7106, 8313, 8721, 8802, 9291, 10098, 10659, 10758, 11286, 16137, 16626, 17442, 18582, 21318, 24939, 27873, 30481, 31977, 32274, 34067, 48411, 49878, 52649, 55746, 60962, 63954, 68134, 74817, 83619, 91443, 95931, 96822, 102201, 105298, 149634, 157947, 167238, 182886, 191862, 204402, 274329, 306603, 315894, 473841, 548658, 579139, 613206, 822987, 919809, 947682, 1158278, 1421523, 1645974, 1737417, 1839618, 2843046, 3474834, 5212251, 10424502, 15636753, 31273506]

約数ペア:

[(1, 31273506), (2, 15636753), (3, 10424502), (6, 5212251), (9, 3474834), (11, 2843046), (17, 1839618), (18, 1737417), (19, 1645974), (22, 1421523), (27, 1158278), (33, 947682), (34, 919809), (38, 822987), (51, 613206), (54, 579139), (57, 548658), (66, 473841), (99, 315894), (102, 306603), (114, 274329), (153, 204402), (163, 191862), (171, 182886), (187, 167238), (198, 157947), (209, 149634), (297, 105298), (306, 102201), (323, 96822), (326, 95931), (342, 91443), (374, 83619), (418, 74817), (459, 68134), (489, 63954), (513, 60962), (561, 55746), (594, 52649), (627, 49878), (646, 48411), (918, 34067), (969, 32274), (978, 31977), (1026, 30481), (1122, 27873), (1254, 24939), (1467, 21318), (1683, 18582), (1793, 17442), (1881, 16626), (1938, 16137), (2771, 11286), (2907, 10758), (2934, 10659), (3097, 10098), (3366, 9291), (3553, 8802), (3586, 8721), (3762, 8313), (4401, 7106), (5049, 6194), (5379, 5814), (5542, 5643)]