206419948

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 442641024

約数和(自身を除く): 236221076

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 53, 62, 98, 106, 124, 196, 212, 217, 371, 434, 641, 742, 868, 1282, 1484, 1519, 1643, 2564, 2597, 3038, 3286, 4487, 5194, 6076, 6572, 8974, 10388, 11501, 17948, 19871, 23002, 31409, 33973, 39742, 46004, 62818, 67946, 79484, 80507, 125636, 135892, 139097, 161014, 237811, 278194, 322028, 475622, 556388, 951244, 973679, 1053163, 1664677, 1947358, 2106326, 3329354, 3894716, 4212652, 6658708, 7372141, 14744282, 29488564, 51604987, 103209974, 206419948]

約数ペア:

[(1, 206419948), (2, 103209974), (4, 51604987), (7, 29488564), (14, 14744282), (28, 7372141), (31, 6658708), (49, 4212652), (53, 3894716), (62, 3329354), (98, 2106326), (106, 1947358), (124, 1664677), (196, 1053163), (212, 973679), (217, 951244), (371, 556388), (434, 475622), (641, 322028), (742, 278194), (868, 237811), (1282, 161014), (1484, 139097), (1519, 135892), (1643, 125636), (2564, 80507), (2597, 79484), (3038, 67946), (3286, 62818), (4487, 46004), (5194, 39742), (6076, 33973), (6572, 31409), (8974, 23002), (10388, 19871), (11501, 17948)]