138791884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:719

約数の個数: 96

約数和(自身を含む): 327882240

約数和(自身を除く): 189090356

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 37, 38, 44, 74, 76, 77, 133, 148, 154, 209, 259, 266, 308, 407, 418, 518, 532, 641, 703, 814, 836, 1036, 1282, 1406, 1463, 1628, 2564, 2812, 2849, 2926, 4487, 4921, 5698, 5852, 7051, 7733, 8974, 9842, 11396, 12179, 14102, 15466, 17948, 19684, 23717, 24358, 28204, 30932, 47434, 48716, 49357, 54131, 85253, 94868, 98714, 108262, 133969, 166019, 170506, 197428, 216524, 260887, 267938, 332038, 341012, 450623, 521774, 535876, 664076, 901246, 937783, 1043548, 1802492, 1826209, 1875566, 3154361, 3652418, 3751132, 4956853, 6308722, 7304836, 9913706, 12617444, 19827412, 34697971, 69395942, 138791884]

約数ペア:

[(1, 138791884), (2, 69395942), (4, 34697971), (7, 19827412), (11, 12617444), (14, 9913706), (19, 7304836), (22, 6308722), (28, 4956853), (37, 3751132), (38, 3652418), (44, 3154361), (74, 1875566), (76, 1826209), (77, 1802492), (133, 1043548), (148, 937783), (154, 901246), (209, 664076), (259, 535876), (266, 521774), (308, 450623), (407, 341012), (418, 332038), (518, 267938), (532, 260887), (641, 216524), (703, 197428), (814, 170506), (836, 166019), (1036, 133969), (1282, 108262), (1406, 98714), (1463, 94868), (1628, 85253), (2564, 54131), (2812, 49357), (2849, 48716), (2926, 47434), (4487, 30932), (4921, 28204), (5698, 24358), (5852, 23717), (7051, 19684), (7733, 17948), (8974, 15466), (9842, 14102), (11396, 12179)]