42222222

素因数分解:

$2^1\times 3^7\times 7^2\times {\mathrm{197}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 111054240

約数和(自身を除く): 68832018

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 197, 243, 294, 378, 394, 441, 486, 567, 591, 729, 882, 1134, 1182, 1323, 1379, 1458, 1701, 1773, 2187, 2646, 2758, 3402, 3546, 3969, 4137, 4374, 5103, 5319, 7938, 8274, 9653, 10206, 10638, 11907, 12411, 15309, 15957, 19306, 23814, 24822, 28959, 30618, 31914, 35721, 37233, 47871, 57918, 71442, 74466, 86877, 95742, 107163, 111699, 143613, 173754, 214326, 223398, 260631, 287226, 335097, 430839, 521262, 670194, 781893, 861678, 1005291, 1563786, 2010582, 2345679, 3015873, 4691358, 6031746, 7037037, 14074074, 21111111, 42222222]

約数ペア:

[(1, 42222222), (2, 21111111), (3, 14074074), (6, 7037037), (7, 6031746), (9, 4691358), (14, 3015873), (18, 2345679), (21, 2010582), (27, 1563786), (42, 1005291), (49, 861678), (54, 781893), (63, 670194), (81, 521262), (98, 430839), (126, 335097), (147, 287226), (162, 260631), (189, 223398), (197, 214326), (243, 173754), (294, 143613), (378, 111699), (394, 107163), (441, 95742), (486, 86877), (567, 74466), (591, 71442), (729, 57918), (882, 47871), (1134, 37233), (1182, 35721), (1323, 31914), (1379, 30618), (1458, 28959), (1701, 24822), (1773, 23814), (2187, 19306), (2646, 15957), (2758, 15309), (3402, 12411), (3546, 11907), (3969, 10638), (4137, 10206), (4374, 9653), (5103, 8274), (5319, 7938)]