138840893772

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2988911}}^1$

素因数の和:2989011

約数の個数: 72

約数和(自身を含む): 381624284160

約数和(自身を除く): 242783390388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 553, 588, 948, 1106, 1659, 2212, 3318, 3871, 6636, 7742, 11613, 15484, 23226, 46452, 2988911, 5977822, 8966733, 11955644, 17933466, 20922377, 35866932, 41844754, 62767131, 83689508, 125534262, 146456639, 236123969, 251068524, 292913278, 439369917, 472247938, 585826556, 708371907, 878739834, 944495876, 1416743814, 1652867783, 1757479668, 2833487628, 3305735566, 4958603349, 6611471132, 9917206698, 11570074481, 19834413396, 23140148962, 34710223443, 46280297924, 69420446886, 138840893772]

約数ペア:

[(1, 138840893772), (2, 69420446886), (3, 46280297924), (4, 34710223443), (6, 23140148962), (7, 19834413396), (12, 11570074481), (14, 9917206698), (21, 6611471132), (28, 4958603349), (42, 3305735566), (49, 2833487628), (79, 1757479668), (84, 1652867783), (98, 1416743814), (147, 944495876), (158, 878739834), (196, 708371907), (237, 585826556), (294, 472247938), (316, 439369917), (474, 292913278), (553, 251068524), (588, 236123969), (948, 146456639), (1106, 125534262), (1659, 83689508), (2212, 62767131), (3318, 41844754), (3871, 35866932), (6636, 20922377), (7742, 17933466), (11613, 11955644), (15484, 8966733), (23226, 5977822), (46452, 2988911)]