71405838

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4261}}^1$

素因数の和:4302

約数の個数: 72

約数和(自身を含む): 189488520

約数和(自身を除く): 118082682

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1197, 1862, 2394, 2793, 4261, 5586, 8379, 8522, 12783, 16758, 25566, 29827, 38349, 59654, 76698, 80959, 89481, 161918, 178962, 208789, 242877, 268443, 417578, 485754, 536886, 566713, 626367, 728631, 1133426, 1252734, 1457262, 1700139, 1879101, 3400278, 3758202, 3966991, 5100417, 7933982, 10200834, 11900973, 23801946, 35702919, 71405838]

約数ペア:

[(1, 71405838), (2, 35702919), (3, 23801946), (6, 11900973), (7, 10200834), (9, 7933982), (14, 5100417), (18, 3966991), (19, 3758202), (21, 3400278), (38, 1879101), (42, 1700139), (49, 1457262), (57, 1252734), (63, 1133426), (98, 728631), (114, 626367), (126, 566713), (133, 536886), (147, 485754), (171, 417578), (266, 268443), (294, 242877), (342, 208789), (399, 178962), (441, 161918), (798, 89481), (882, 80959), (931, 76698), (1197, 59654), (1862, 38349), (2394, 29827), (2793, 25566), (4261, 16758), (5586, 12783), (8379, 8522)]